☰

YouTube Live Borderless

Make YouTube Live Borderless

当前为 2023-07-14 提交的版本，查看 最新版本。

  1. /* ==UserStyle==
  2. @name           YouTube Live Borderless
  3. @version        0.5.12
  4. @namespace      github.com/cyfung1031
  5. @license        MIT
  6. @description    Make YouTube Live Borderless
  7. @author         CY Fung
  8. @supportURL     https://github.com/cyfung1031/YouTube-Live-Borderless/
  9. @compatible     edge Edge [Blink] >= 105; Stylus (Beta)
  10. @compatible     chrome Chrome >= 105; Stylus (Beta); Chrome 101-104 requires "enable-experimental-web-platform-features"
  11. @compatible     firefox FireFox >= 103; Stylus; layout.css.has-selector.enabled = true; note: some features might not be very stable!!
  12. @compatible     opera Opera >= 91; Stylus (Beta)
  13. @compatible     safari Safari >= 15.4; Stylus
  14. @preprocessor   stylus
  15. @var checkbox   youtube-wpr                     "YouTube WPR"                      0
  16. @var select     mode-for-two-col                "Mode ##TwoColumns" {
  17.   "Expanded Panel Only #Recommended":   "expanded-panel",
  18.   "Expanded Live Chat Only":            "expanded-live",
  19.   "Expandable Live Chat Only":          "expandable-live",
  20.   "Always":                             "always"
  21. }
  22. @var select     mode-for-single-col             "Mode ##SingleColumn" {
  23.   "YT Mobile #Recommended":             "mobile",
  24.   "Normal":                             "normal",
  25.   "Disabled":                           "disabled"
  26. }
  27. @var checkbox   no-masthead                     "Top.MastheadBar ::Hide"                            0
  28. @var range      masthead-hoverable-height       "Top.MastheadBar ::Hoverable"                       [12, 0, 36, 2, 'px']
  29. @var range      masthead-hoverable-delay-in     "Top.MastheadBar ::Hoverable.DelayIn"               [300, 0, 800, 100, 'ms']
  30. @var checkbox   disable-cinematics              "CinematicsEffect ::Disable"                        0
  31. @var range      video-enlarging                 "Video.Enlarging >>>Video.Border.Fine.Tune"         [0, 0, 8, 2]
  32. @var range      video-padding-left-right        "Video.Padding.LeftRight (Experimental)"            [0, 0, 18, 2, 'px']
  33. @var range      video-padding-top-bottom        "Video.Padding.TopBottom (Experimental)"            [0, 0, 18, 2, 'px']
  34. @var range      primary-content-margin          "PrimaryContent ::Margin"                           [24, 6, 48, 6, "px"]
  35. @var range      video-title-size                "VideoTitle ::Size"                                 [2.0, 1.0, 3.0, 0.2, "rem"]
  36. @var checkbox   no-bottom-row                   "Bottom.PrimaryMetaInfoRow ::Hide"                  0
  37. @var range      min-below-area                  "BelowArea ::Minimum"                               [120, 0, 240, 10, 'px']
  38. @var range      min-below-area-for-theater      "WideTheater.BelowArea ::Minimum"                   [120, 0, 240, 10, 'px']
  39. @var number     side-panel-width                "SidePanel ::Width"                                 [440, 320, 640, 20, "px"]
  40. @var checkbox   no-round-border                 "RoundBorder ::Disable"                             1
  41. @var number     chat-zoom-for-right-col         "RightCol.Chat ::Zoom"                              [1.0, 0.4, 1.2, 0.05]
  42. @var range      chat-btn-height                 "RightCol.Chat ::SpaceAbove@Zoom"                   [36, 0, 60, 4, 'px']
  43. @var number     chat-zoom-for-mobile            "YTMobile.Chat ::Zoom"                              [1.0, 0.4, 1.2, 0.05]
  44. @var range      chat-min-height                 "YTMobile.Chat ::Min.Height"                        [400, 20, 900, 10, 'px']
  45. ==/UserStyle== */
  46. /*
  47.  
  48. @var range      chrome-bottom-bar-margin        "Chrome Bottom Bar Margin"                      [12, 6, 48, 6, "px"]
  49.  
  50.   Chrome Bottom Bar Margin is 12px only due to
  51.  
  52.     MU = function(a) {
  53.         var b = a.u.ag()
  54.           , c = a.G.getVideoData().D
  55.           , d = 0;
  56.         a.u.ag() && a.u.Me() && (d = (a.G.fb().getPlayerSize().width - a.G.getVideoContentRect().width) / 2);
  57.         return 12 * (c ? 0 : b ? 2 : 1) + d
  58.     }
  59.  
  60. */
  61. // d
  62. @-moz-document url-prefix("https://www.youtube.com/watch?v=") {
  63.  
  64.     dummy() { 
  65.         // dummy
  66.         border: 0; 
  67.     }
  68.  
  69.     buildL4(type, args...) {
  70.         st1 = join('', ':', type, '(', join('\, ', args), ')')
  71.         selector(st1)
  72.     }
  73.  
  74.     /*
  75.     if min-below-area <= 10px {
  76.         min-below-area = 0px
  77.     }
  78.     if min-below-area-for-theater <= 10px {
  79.         min-below-area-for-theater = 0px
  80.     }
  81.     */
  82.     chat-btn-height = chat-btn-height + 1px
  83.     if chat-btn-height == 0px + 1px {
  84.         chat-btn-height = 0px
  85.     }
  86.  
  87.     // masthead-hoverable-height = (masthead-hoverable-h - 1) * 2px
  88.  
  89.     no-masthead-w = no-masthead //
  90.     chrome-bottom-bar-margin = 12px // this cannot be changed
  91.  
  92.     single-col-mobile = (mode-for-single-col == "mobile" ? 1 : 0) //
  93.     if single-col-mobile == 1 and no-masthead-w == 0 {
  94.         no-masthead-w = 2 //
  95.     }
  96.  
  97.     chat-zoom-for-mobile-enable = ((chat-zoom-for-mobile < 1) or (chat-zoom-for-mobile > 1))
  98.  
  99.     contentBase() {
  100.         
  101.         html {
  102.             --ylb-min-below-area: min-below-area;
  103.         }
  104.         
  105.         #microformat.ytd-watch-flexy {
  106.             position: fixed;
  107.             top:-200vh;
  108.             left:-200vw;
  109.         }
  110.  
  111.         ytd-watch-flexy[flexy] #player-container-outer.ytd-watch-flexy,
  112.         ytd-watch-flexy[flexy] #player-container-inner.ytd-watch-flexy {
  113.             pointer-events: none;    
  114.         }
  115.  
  116.         ytd-watch-flexy[flexy] #player-container.ytd-watch-flexy,
  117.         ytd-watch-flexy[flexy] #ytd-player.ytd-watch-flexy {
  118.             pointer-events: initial;    
  119.         }
  120.  
  121.         // general fix
  122.         ytd-watch-flexy[theater] #player-theater-container.ytd-watch-flexy {
  123.             min-height: unset;
  124.         }
  125.         #movie_player .ytp-cued-thumbnail-overlay-image {
  126.             /* background-size: contain !important; */
  127.             background-size: auto 100% !important;
  128.         }
  129.         ytd-watch-flexy:not([is-two-columns_]) ytd-watch-metadata {
  130.             padding-top: var(--ytd-margin-3x);
  131.         }
  132.         ytd-watch-flexy:not([is-two-columns_]):not([fullscreen]) #primary.ytd-watch-flexy {
  133.             padding-top: 0;
  134.             margin-top: 0;
  135.         }
  136.  
  137.         m = youtube-wpr ? ':not([tabview-loaded])[youtube-wpr*="h2"]': ":not([tabview-loaded]):has(ytd-live-chat-frame#chat:not([collapsed])):has(iframe#chatframe)"
  138.  
  139.         html{selector(m)} {buildL4('is', 
  140.             '#primary-inner.ytd-watch-flexy ytd-comments#comments.ytd-watch-flexy', 
  141.             '#secondary-inner.ytd-watch-flexy > #related.ytd-watch-flexy')} {
  142.             display: none !important;
  143.         }
  144.  
  145.  
  146.         html:not([tabview-loaded]) #cinematics {
  147.             // contain: layout;
  148.             contain: layout size style;
  149.             user-select: none;
  150.             touch-action: none;
  151.             pointer-events: none;
  152.         }
  153.  
  154.  
  155.     }
  156.  
  157.     //
  158.     contentNoMasthead() {
  159.  
  160.         // root = html
  161.         
  162.         & {
  163.             /* 0px not 0 */
  164.             --ytd-masthead-height: 0px;
  165.             --ytd-toolbar-height: 0px;
  166.             --ytd-watch-flexy-masthead-height: 0px;
  167.         }
  168.         
  169.         ytd-app[style] { /* YouTube set the masthead-height in style */
  170.             --ytd-masthead-height: 0px !important;
  171.             --ytd-toolbar-height: 0px !important;
  172.             --ytd-watch-flexy-masthead-height: 0px !important;
  173.         }
  174.         
  175.         & .style-scope{buildL4('is', '#page-manager', 'ytd-watch-flexy', 'ytd-page-manager')} {
  176.             --ytd-masthead-height: 0px;
  177.             --ytd-toolbar-height: 0px;
  178.             --ytd-watch-flexy-masthead-height: 0px;
  179.         }
  180.         
  181.         
  182.  
  183.         #masthead-container {
  184.             height: 0;
  185.             --masthead-opacity: 0;
  186.             opacity: var(--masthead-opacity) !important;
  187.             transition: opacity 300ms;
  188.             min-height: masthead-hoverable-height;
  189.             contain: layout size style;
  190.         }
  191.  
  192.         #masthead-container > ytd-masthead {
  193.             transform: translateY(-100%);
  194.             transition: transform 300ms;
  195.         }
  196.  
  197.  
  198.         if masthead-hoverable-height > 0 {
  199.  
  200.             ytd-app {
  201.                 --ut-masthead-background: rgba(15,15,15,0.8);
  202.             }
  203.             ytd-app[darker-dark-theme] {
  204.                 --ut-masthead-background: rgba(240,240,240,0.8);
  205.             }
  206.             ytd-masthead#masthead:hover {
  207.                 background-color: color(--ut-masthead-background);
  208.                 z-index: 9999 !important;
  209.             }
  210.  
  211.             ytd-masthead#masthead {
  212.                 background-color: rgba(15,15,15,0.8);
  213.                 z-index: 9999 !important;
  214.             }
  215.  
  216.             #masthead-container:hover {
  217.                 --masthead-opacity: 1;
  218.             }
  219.  
  220.             #masthead-container:hover > ytd-masthead {
  221.                 transform: translateY(0%);
  222.                 transition-delay: masthead-hoverable-delay-in;
  223.             }
  224.  
  225.             #masthead-container::after {
  226.                 content: '';
  227.                 display: flex;
  228.                 width: 100%;
  229.                 height: masthead-hoverable-height;
  230.                 top: 0;
  231.                 z-index: 77;
  232.                 cursor: default;
  233.                 user-select: none !important;
  234.                 touch-action: none !important;
  235.                 box-sizing: border-box;
  236.                 padding: 0;
  237.                 margin: 0;
  238.             }
  239.         }
  240.         
  241.  
  242.         ytd-watch-flexy.style-scope[is-two-columns_]:not([fullscreen]):not([theater]) {
  243.  
  244.             #columns.style-scope.ytd-watch-flexy,
  245.             #primary.style-scope.ytd-watch-flexy,
  246.             #primary-inner.style-scope.ytd-watch-flexy,
  247.             #secondary.style-scope.ytd-watch-flexy,
  248.             #secondary-inner.style-scope.ytd-watch-flexy {
  249.                 height: 100vh;
  250.                 max-height: 100%;
  251.             }
  252.         }
  253.  
  254.         ytd-watch-flexy.style-scope[is-two-columns_][theater]:not([fullscreen]) {
  255.  
  256.             height: 100vh;
  257.             #player-theater-container.ytd-watch-flexy {
  258.                 flex: 77;
  259.                 max-height: unset;
  260.             }
  261.  
  262.  
  263.         }
  264.  
  265.  
  266.  
  267.         &:not([tabview-loaded]) ytd-watch-flexy.style-scope[is-two-columns_][theater]:not([fullscreen]) {
  268.  
  269.             #player-theater-container.ytd-watch-flexy ~ #columns.style-scope.ytd-watch-flexy {
  270.                 overflow: visible;
  271.             }
  272.             
  273.         }
  274.  
  275.         
  276.  
  277.     } // 
  278.         
  279.     contentSingleColMobile() {
  280.         
  281.  
  282.         // html:has(ytd-watch-flexy:not([is-two-columns_]):not([fullscreen]))
  283.  
  284.         if no-masthead-w>=1 {
  285.  
  286.  
  287.             if youtube-wpr {
  288.  
  289.  
  290.                 &[youtube-wpr*="h2"] ytd-watch-flexy:not([theater]):not([fullscreen]):not([no-top-margin]):not([reduced-top-margin]) .ytd-watch-flexy{buildL4('is', '#primary', '#secondary')} {
  291.                     padding-top: 0px;
  292.                 }
  293.                 &[youtube-wpr*="h2"] ytd-watch-flexy[tyt-tab^="#tab-"]:not([is-two-columns_]) #primary-inner.ytd-watch-flexy {
  294.                     padding-bottom: 0px;
  295.                 }
  296.  
  297.  
  298.             } else {
  299.  
  300.  
  301.                 &:has(#chat:not([collapsed])) ytd-watch-flexy:not([theater]):not([fullscreen]):not([no-top-margin]):not([reduced-top-margin]) .ytd-watch-flexy{buildL4('is', '#primary', '#secondary')} {
  302.                     padding-top: 0px;
  303.                 }
  304.                 &:has(#chat:not([collapsed])) ytd-watch-flexy[tyt-tab^="#tab-"]:not([is-two-columns_]) #primary-inner.ytd-watch-flexy {
  305.                     padding-bottom: 0px;
  306.                 }
  307.  
  308.             }
  309.  
  310.         }
  311.  
  312.         #chat:not([collapsed]) {
  313.             --ytd-margin-2x: 0;
  314.             --ytd-margin-4x: 0;
  315.             --ytd-margin-6x: 0;
  316.             --ytd-margin-8x: 0;
  317.  
  318.             height: 100% !important;
  319.             min-height: unset !important;
  320.             max-height: 100vh !important;
  321.  
  322.             // position:relative;
  323.             // top:auto;
  324.             // bottom:0;
  325.  
  326.             iframe#chatframe{
  327.  
  328.                 min-height: 0px;
  329.  
  330.             }
  331.  
  332.  
  333.  
  334.             if chat-zoom-for-mobile-enable {
  335.  
  336.  
  337.                 iframe-transform = 'scale(%s)' % chat-zoom-for-mobile
  338.                 iframe-ratio = 100% / chat-zoom-for-mobile
  339.  
  340.                 iframe#chatframe {
  341.                     position:absolute;
  342.  
  343.                     transform:  iframe-transform;
  344.                     height: s('calc((100% - %s) / %s) !important', chat-btn-height, chat-zoom-for-mobile); 
  345.                     max-height: unset !important; 
  346.                     min-height: unset !important; 
  347.                     transform-origin: 0 0;
  348.                     width: iframe-ratio !important;
  349.                     margin-top: chat-btn-height;
  350.  
  351.  
  352.                 }
  353.  
  354.  
  355.             }
  356.  
  357.  
  358.         }
  359.  
  360.  
  361.         
  362.         
  363.         m = youtube-wpr ? '[youtube-wpr*="h2"]': ":has(#chat:not([collapsed]))"
  364.  
  365.         &{selector(m)} {
  366.             // html:has(ytd-watch-flexy:not([is-two-columns_]):not([fullscreen])):has(#chat:not([collapsed]))
  367.  
  368.             --ylb-min-below-area:  chat-min-height;
  369.  
  370.             #contentContainer.tp-yt-app-drawer[swipe-open].tp-yt-app-drawer::after {
  371.  
  372.                 content: unset;
  373.  
  374.             }
  375.  
  376.  
  377.             #primary-inner.ytd-watch-flexy ytd-comments#comments.ytd-watch-flexy,
  378.             #below.ytd-watch-flexy > .ytd-watch-flexy{buildL4('is', '#related', 'ytd-watch-metadata')} {
  379.                 /* display:none !important; */
  380.                 position: fixed !important;
  381.                 transform: scale(0.01) !important;
  382.                 transform-origin: 0 0 !important;
  383.                 left: -100vw !important;
  384.                 top: -100vh !important;
  385.                 visibility: collaspe !important;
  386.                 pointer-events: none !important;
  387.                 user-select: none !important;
  388.                 touch-action: none !important;
  389.             }
  390.  
  391.  
  392.             #secondary.ytd-watch-flexy {
  393.                 display:none !important;
  394.             }
  395.  
  396.  
  397.             .efyt-control-bar {
  398.                 position: relative;
  399.                 display: inline-flex;
  400.                 top: auto;
  401.                 left: auto;
  402.                 z-index: 99999;
  403.                 opacity: 0.8;
  404.                 transform: translate(calc(-100% + 32px), 0) !important;
  405.             }
  406.  
  407.             .efyt-control-bar:hover {
  408.                 opacity: 1.0;
  409.                 background: var(--yt-spec-general-background-a);
  410.                 transform: translate(0px, 0) !important;
  411.             }
  412.  
  413.             #player {
  414.                 margin-bottom: 0;
  415.             }
  416.  
  417.             {buildL4('is', '#columns', '#primary')} {
  418.                 padding: 0;
  419.             }
  420.  
  421.             {buildL4('is', '#player', '#player-theater-container', '#player-container-outer', '#player-container-inner', '#player-container', '#movie_player', '#movie_player video')} {
  422.                 object-fit: contain;
  423.                 max-height: calc(100vh - var(--ytd-toolbar-height) - var(--ylb-min-below-area, 0px)) !important;
  424.  
  425.             }
  426.  
  427.  
  428.             #primary-inner.ytd-watch-flexy > :not(.style-scope) {
  429.                 display: none !important;
  430.             }
  431.  
  432.             #below {
  433.                 display: flex;
  434.                 flex-direction: column;
  435.                 flex: 1;
  436.             }
  437.             #below > *:not([id|="chat"]) {
  438.                 position: fixed !important;
  439.                 transform: scale(0.01) !important;
  440.                 transform-origin: 0 0 !important;
  441.                 left: -100vw !important;
  442.                 top: -100vh !important;
  443.                 visibility: collaspe !important;
  444.                 pointer-events: none !important;
  445.                 user-select: none !important;
  446.                 touch-action: none !important;
  447.             }
  448.  
  449.             #below:not(:has(#chat)) {
  450.                 display: none;
  451.             }
  452.  
  453.             {buildL4('is', 'ytd-watch-flexy', '#columns.ytd-watch-flexy', '#primary.ytd-watch-flexy', '#primary-inner.ytd-watch-flexy')} {
  454.                 display: flex;
  455.                 flex-direction: column;
  456.                 margin: 0;
  457.                 flex: 1;
  458.             }
  459.  
  460.             ytd-watch-flexy {
  461.                 height: 100vh !important;
  462.                 max-height: 100vh !important;
  463.             }
  464.  
  465.             ytd-watch-flexy{buildL4('is', '[theater]', '[fullscreen]')} #player-theater-container.ytd-watch-flexy {
  466.  
  467.                 min-height: unset !important;
  468.             }
  469.         }
  470.         
  471.     }
  472.     
  473.  
  474.     content2c() {
  475.     
  476.         if chat-zoom-for-right-col >1 or chat-zoom-for-right-col < 1 {
  477.  
  478.             ytd-watch-flexy[is-two-columns_]:not([fullscreen]) iframe#chatframe {
  479.  
  480.                 position:absolute;
  481.                 margin-top:chat-btn-height;
  482.  
  483.                 transform: 'scale(%s)' % chat-zoom-for-right-col;
  484.                 transform-origin: 0 0;
  485.                 width: '%s !important' % (100% / chat-zoom-for-right-col);
  486.                 max-width: unset !important;
  487.                 height: s('calc( (100% - %s) / %s ) !important', chat-btn-height, chat-zoom-for-right-col);
  488.                 z-index: 1; /* for normal youtube */
  489.  
  490.             }
  491.  
  492.         }
  493.  
  494.  
  495.         if no-masthead-w==0 {
  496.  
  497.             ytd-watch-flexy.style-scope[is-two-columns_]:not([theater]):not([fullscreen]) {
  498.  
  499.                 .style-scope.ytd-watch-flexy{buildL4('is', '#secondary', '#secondary-inner')} {
  500.                     height: calc(100vh - var(--ytd-toolbar-height));
  501.                     max-height: 100%;
  502.                 }
  503.             }
  504.         }
  505.  
  506.  
  507.         ytd-watch-flexy[is-two-columns_]:not([fullscreen]) #movie_player {
  508.  
  509.             .ytp-chrome-bottom[style*="width"] {
  510.                 width: unset !important;
  511.                 left: chrome-bottom-bar-margin !important;
  512.                 right: chrome-bottom-bar-margin !important;
  513.             }
  514.  
  515.         }
  516.  
  517.  
  518.         ytd-watch-flexy.style-scope[is-two-columns_]:not([theater]):not([fullscreen]) ytd-live-chat-frame#chat:not([collapsed]) {
  519.             min-height: unset;
  520.         }
  521.  
  522.  
  523.  
  524.         ytd-watch-flexy.style-scope[is-two-columns_]:not([fullscreen]) #primary-inner.ytd-watch-flexy > *:not(#player) {
  525.             padding: 0 primary-content-margin 0;
  526.         }
  527.  
  528.  
  529.         ytd-watch-flexy.style-scope[is-two-columns_]:not([theater]):not([fullscreen]) #player .ytd-watch-flexy{buildL4('is', '#player-container-outer', '#player-container-inner', '#player-container')}{
  530.  
  531.             // layout outside
  532.             // no effect
  533.             // layout inside
  534.             max-height: calc(100vh - var(--ytd-toolbar-height, 0px) - var(--ylb-min-below-area, 0px)); // for very wide screen
  535.         }
  536.  
  537.         ytd-watch-flexy.style-scope[is-two-columns_][theater]:not([fullscreen]) #player-theater-container.ytd-watch-flexy {
  538.             max-height: calc(100vh - var(--ytd-toolbar-height, 0px) - var(--ylb-min-below-area, 0px)); // for 4:3 video
  539.  
  540.         }
  541.  
  542.         body.lock-scrollbar {
  543.             overflow-y: auto;
  544.         }
  545.  
  546.         ytd-watch-flexy.style-scope[is-two-columns_] #columns.ytd-watch-flexy > #secondary.ytd-watch-flexy {
  547.             width: side-panel-width;
  548.         }
  549.  
  550.     }
  551.  
  552.     contentf() {
  553.         // html
  554.         
  555.  
  556.         if (video-padding-left-right + video-padding-top-bottom) > 0 {
  557.  
  558.             #player-container-outer.ytd-watch-flexy {
  559.                 padding-left: video-padding-left-right;
  560.                 padding-right: video-padding-left-right;
  561.                 padding-top: video-padding-top-bottom;
  562.                 padding-bottom: video-padding-top-bottom;
  563.             }
  564.  
  565.         }
  566.  
  567.  
  568.         body ytd-watch-flexy[flexy] #player-container-outer.ytd-watch-flexy {
  569.             max-width: unset; // override var(--ytd-watch-flexy-max-player-width);
  570.         }
  571.  
  572.         &:not([tabview-loaded]) {
  573.  
  574.             body ytd-watch-flexy[flexy][is-two-columns_]{buildL4('is', '[is-extra-wide-video_]', '[is-four-three-to-sixteen-nine-video_]')} #primary.ytd-watch-flexy {
  575.  
  576.                 max-width: unset; // override var(--ytd-watch-flexy-max-player-width);
  577.  
  578.             }
  579.  
  580.  
  581.             ytd-watch-flexy:not([fullscreen]) #player-theater-container {
  582.                 max-height: calc(100vh - var(--ytd-toolbar-height) - var(--ylb-min-below-area, 0px)) !important;
  583.             }
  584.  
  585.  
  586.             ytd-watch-flexy[is-two-columns_]:not([theater]):not([fullscreen]) {buildL4('is', '#columns', '#primary', '#primary-inner', '#secondary', '#secondary-inner')} {
  587.                 height: calc(100vh - var(--ytd-toolbar-height));
  588.             }
  589.  
  590.         }
  591.  
  592.         if video-enlarging > 0 {
  593.  
  594.             ytd-watch-flexy:not([theater]):not([fullscreen]) #movie_player video[src] {
  595.                 transform: 'scale(%s)' % (video-enlarging / 1000 + 1) ;
  596.                 transform-origin: 50% 50%;
  597.             }
  598.  
  599.         }
  600.  
  601.  
  602.  
  603.  
  604.  
  605.  
  606.  
  607.         ytd-watch-flexy[flexy][is-two-columns_][theater]:not([fullscreen]) {
  608.  
  609.             --ylb-min-below-area: min-below-area-for-theater;
  610.  
  611.             {buildL4('is', '#player', '#player-theater-container', '#player-container-outer', '#player-container-inner', '#player-container', '#movie_player', '#movie_player video')} { 
  612.                 object-fit: contain;
  613.                 max-height: calc(100vh - var(--ytd-toolbar-height) - var(--ylb-min-below-area, 0px)) !important;
  614.             }
  615.         }
  616.  
  617.  
  618.  
  619.         if no-bottom-row {
  620.  
  621.             #bottom-row.ytd-watch-metadata {
  622.                 display: none !important;
  623.             }
  624.         }
  625.  
  626.         h1.ytd-watch-metadata {
  627.             font-size: video-title-size;
  628.             --font-size: video-title-size;
  629.             line-height: 140%;
  630.             margin-bottom: -2px;
  631.         }
  632.  
  633.         
  634.     
  635.         chat-selector = youtube-wpr ? '[youtube-wpr*="h2"]': ":has(#chat:not([collapsed]))"
  636.  
  637.         &{selector(chat-selector)} {
  638.             
  639.             ytd-watch-flexy.style-scope:not([fullscreen]) {
  640.                 
  641.                 .style-scope{buildL4('is', '#chat', '#chat-container')}{
  642.                     flex: 77;
  643.                 }
  644.             }
  645.             
  646.         }
  647.  
  648.         ytd-watch-flexy.style-scope:not([fullscreen]) {
  649.  
  650.             & {
  651.                 --ytd-margin-2y: var(--ytd-margin-2x);
  652.                 --ytd-margin-4y: var(--ytd-margin-4x);
  653.                 --ytd-margin-6y: var(--ytd-margin-6x);
  654.                 --ytd-margin-8y: var(--ytd-margin-8x);
  655.             }
  656.  
  657.             #columns.style-scope.ytd-watch-flexy {
  658.                 --ytd-margin-2x: 0;
  659.                 --ytd-margin-4x: 0;
  660.                 --ytd-margin-6x: 0;
  661.                 --ytd-margin-8x: 0;
  662.             }
  663.  
  664.             .style-scope.ytd-watch-flexy > :not(.ytd-watch-flexy),
  665.             #below,
  666.             #player {
  667.                 --ytd-margin-2x: var(--ytd-margin-2y);
  668.                 --ytd-margin-4x: var(--ytd-margin-4y);
  669.                 --ytd-margin-6x: var(--ytd-margin-6y);
  670.                 --ytd-margin-8x: var(--ytd-margin-8y);
  671.             }
  672.  
  673.             #secondary-inner.style-scope.ytd-watch-flexy {
  674.                 display: flex;
  675.                 flex-direction: column;
  676.                 height: 100%;
  677.             }
  678.  
  679.             #secondary-inner.style-scope.ytd-watch-flexy > * {
  680.                 flex-shrink: 0;
  681.             }
  682.  
  683.             #movie_player {
  684.                 position: relative;
  685.                 > .html5-video-container:has(video) {
  686.                     top: 0;
  687.                     bottom: 0;
  688.                     left: 0;
  689.                     right: 0;
  690.                     position: absolute;
  691.                 }
  692.  
  693.                 .html5-video-container > video {
  694.                     width: unset !important;
  695.                     height: 100% !important;
  696.                     left: 0 !important;
  697.                     right: 0 !important;
  698.                     max-height: 100%;
  699.                     max-width: 100%;
  700.                     margin: 0 auto;
  701.                 }
  702.  
  703.                 .html5-video-container > video[style*="top:"]:not(video[style*="top: -"]):not(video[style*="top:-"]) {
  704.                     top: 0 !important;
  705.                 }
  706.  
  707.             }
  708.  
  709.             #chat-container {
  710.                 display: flex;
  711.                 flex-direction: column;
  712.             }
  713.  
  714.             #right-tabs {
  715.                 display: flex;
  716.                 margin: 0 !important;
  717.                 flex: 1;
  718.                 flex-direction: column;
  719.  
  720.                 {buildL4('is', '#material-tabs', '.tab-content')} {
  721.                     outline: 0;
  722.                 }
  723.  
  724.                 .tab-content {
  725.                     flex: 77;
  726.                 }
  727.             }
  728.  
  729.             &:not([is-two-columns_]) #primary-inner > *:not(#player) {
  730.                 padding: 0;
  731.             }
  732.  
  733.             &:not([is-two-columns_]) #primary-inner #below > *:not([id|="chat"]) {
  734.                 padding: 0 primary-content-margin 0;
  735.             }
  736.  
  737.         }
  738.  
  739.         
  740.         if no-round-border {
  741.  
  742.             ytd-live-chat-frame[rounded-container],
  743.             ytd-live-chat-frame[rounded-container] #show-hide-button.ytd-live-chat-frame ytd-toggle-button-renderer.ytd-live-chat-frame,
  744.             ytd-live-chat-frame[rounded-container] iframe.ytd-live-chat-frame,
  745.             ytd-live-chat-frame[rounded-container] #show-hide-button.ytd-live-chat-frame ytd-toggle-button-renderer.ytd-live-chat-frame button.yt-spec-button-shape-next,
  746.             ytd-live-chat-frame[rounded-container] #show-hide-button.ytd-live-chat-frame ytd-toggle-button-renderer.ytd-live-chat-frame button.yt-spec-button-shape-next:hover {
  747.                 border-radius: unset;
  748.             }
  749.         }
  750.  
  751.  
  752.         if disable-cinematics {
  753.             #cinematics.ytd-watch-flexy {
  754.                 display: none;
  755.             }
  756.         }
  757.     } // 
  758.     
  759.     
  760.     contentg() {
  761.  
  762.         content2c() //
  763.         
  764.         selector-g = '' //
  765.         
  766.         if mode-for-single-col=="disabled" { //
  767.             selector-g = youtube-wpr ? '[youtube-wpr*="s"]': ":has(ytd-watch-flexy[is-two-columns_])" //
  768.         } //
  769.             
  770.         &{s(selector-g)} { //
  771.             // html
  772.             contentf() //
  773.         } //
  774.             
  775.             
  776.         
  777.     }
  778.     
  779.     
  780.     
  781.     
  782.     contentBase() //
  783.     
  784.     selectors-2col = { //
  785.          "expanded-panel": join(', ', 
  786.              "html:not([tabview-loaded]):has(ytd-live-chat-frame#chat:not([collapsed])):has(iframe#chatframe)", 
  787.              "html[tabview-loaded]:has(ytd-watch-flexy[is-two-columns_]:not([fullscreen]))"
  788.          ),
  789.          "expanded-live": "html:has(ytd-live-chat-frame#chat:not([collapsed])):has(iframe#chatframe)",
  790.          "expandable-live": "html:has(ytd-live-chat-frame#chat):has(iframe#chatframe)",
  791.          "always": "html"
  792.      } //
  793.          
  794.     if youtube-wpr {
  795.         
  796.         selectors-2col = { //
  797.          "expanded-panel": join(', ', 
  798.              'html:not([tabview-loaded])[youtube-wpr*="h2"][youtube-wpr*="f"]', 
  799.              'html[tabview-loaded][youtube-wpr*="s"][youtube-wpr*="f"]'
  800.          ),
  801.          "expanded-live": 'html[youtube-wpr*="h2"][youtube-wpr*="f"]',
  802.          "expandable-live": 'html:not([youtube-wpr*="h0"])[youtube-wpr*="f"]',
  803.          "always": 'html[youtube-wpr*="f"]'
  804.      } //
  805.         
  806.     }
  807.     
  808.     selector-2col = selectors-2col[mode-for-two-col]
  809.     selectors-k = split(', ', selector-2col)
  810.     for selector-k in selectors-k {
  811.      
  812.         {s(selector-k)} {
  813.             
  814.             if no-masthead-w==1 {
  815.                 contentNoMasthead()
  816.             }
  817.             
  818.             contentg() //
  819.         }
  820.         
  821.     }
  822.     
  823.     
  824.  
  825.     if single-col-mobile {
  826.         
  827.         
  828.         m = youtube-wpr ? '[youtube-wpr*="S"][youtube-wpr*="f"]': ":has(ytd-watch-flexy:not([is-two-columns_]):not([fullscreen]))"
  829.         
  830.         
  831.         html{selector(m)} {
  832.  
  833.             
  834.             if no-masthead-w==1 {
  835.                 contentNoMasthead()
  836.             }
  837.             
  838.             if no-masthead-w==2 {
  839.                 
  840.                 if youtube-wpr {
  841.                     &[youtube-wpr*="h2"] {
  842.                         contentNoMasthead()
  843.                     }
  844.                 } else {
  845.                     
  846.                     &:has(#chat:not([collapsed])) {
  847.                         contentNoMasthead()
  848.                     }
  849.                 }
  850.             }
  851.             contentSingleColMobile()
  852.         }
  853.     }
  854.  
  855.     @css {
  856.  
  857.         @supports not selector(:has(body)) {
  858.  
  859.  
  860.             html::after {
  861.                 display: block;
  862.                 content: 'Your browser does not support "has-selector". Please update to latest version and enable it via configuration.';
  863.                 width: 60vh;
  864.                 padding: 12px;
  865.                 height: auto;
  866.                 position: fixed;
  867.                 left: 50%;
  868.                 top: 50%;
  869.                 transform: translate(-50%, -50%);
  870.                 transform-origin: 0 0;
  871.                 background: #71210f;
  872.                 color: #d2dadb;
  873.                 font-size: 14pt;
  874.                 text-shadow: 1px 1px 2px #605262;
  875.             }
  876.  
  877.         }
  878.     }
  879.  
  880.     
  881.  
  882.     if youtube-wpr {
  883.  
  884.         @css {
  885.                 
  886.             @supports selector(:has(body)) {
  887.  
  888.             
  889.                 @keyframes wpr-message-appear {
  890.                     0% {
  891.                         top: -300vh;
  892.                     }
  893.                     1% {
  894.                         top: 50%; 
  895.                     }
  896.                     100% {
  897.                         top: 50%; 
  898.                     }
  899.                 }
  900.                 
  901.                 
  902.                 html:not([youtube-wpr])::after {
  903.                     display: block;
  904.                     content: 'YouTube Live Borderless: YouTube WPR is not yet installed. Please install the userscript https://greasyfork.org/scripts/457319 in order to use YouTube WPR';
  905.                     width: 60vh;
  906.                     padding: 12px;
  907.                     height: auto;
  908.                     position: fixed;
  909.                     left: 50%;
  910.                     top: -300vh;
  911.                     transform: translate(-50%, -50%);
  912.                     transform-origin: 0 0;
  913.                     background: #71210f;
  914.                     color: #d2dadb;
  915.                     font-size: 14pt;
  916.                     text-shadow: 1px 1px 2px #605262;
  917.                     animation: wpr-message-appear 1ms 2s forwards;
  918.                 }
  919.         
  920.                 
  921.             }
  922.  
  923.         }
  924.  
  925.     }
  926.     
  927. }