:root{.controls-bg-player{background:rgba(0,0,0,.7)}}@media (prefers-color-scheme:dark){:root{.controls-bg-player{background:rgba(0,0,0,.7)}}}.dark{.controls-bg-player{background:rgba(0,0,0,.7)}}.playerContainer{position:relative}.playerContainer:fullscreen{min-width:100%!important;min-height:100%!important}.playerContainer:-webkit-full-screen{min-width:100%!important;min-height:100%!important}.playerContainer:-moz-full-screen{min-width:100%!important;min-height:100%!important}.playerContainer:-ms-fullscreen{min-width:100%!important;min-height:100%!important}.player{position:absolute;top:0;left:0;min-width:100%!important;min-height:100%!important}.preview{min-width:100%;min-height:100%;object-fit:cover}.ytp-chrome-top .ytp-show-cards-title,.ytp-gradient-top,.ytp-title,.ytp-unmute.ytp-popup{display:none!important}.regular-base-link02{color:#989da8}.active-base-link02{color:#10141b}.dark .regular-base-link02{color:#bec2cd}.dark .active-base-link02{color:#fff}.ql-editor.ql-blank:before{color:#737883!important}.dark .ql-editor.ql-blank:before{color:#bec2cd!important}.text-editor-container{z-index:1}.text-editor-container .ql-toolbar{bottom:0!important;left:170px!important;display:flex!important;padding:0!important;align-items:center!important;z-index:1}.text-editor-container .ql-container{position:absolute;height:140px;top:0;left:0;width:100%;z-index:10;padding:0}.ql-editor{padding:0!important;position:relative}.ql-editor,.ql-editor.ql-blank:before{font-family:Inter,sans-serif;font-size:14px;font-weight:400;line-height:20px;text-align:left}.ql-editor.ql-blank:before{content:attr(data-placeholder)!important;left:0!important;pointer-events:none!important;position:absolute!important;right:15px!important;font-style:normal!important;z-index:0;opacity:70%;letter-spacing:1px}.ql-container.ql-snow{border:0!important;z-index:5}.ql-header[data-value="1"]{font-size:2em}.ql-header[data-value="2"]{font-size:1.5em}.justified-text{text-align:justify}.ql-toolbar button.ql-bold:before{content:none!important}.ql-toolbar.ql-snow{border:0!important;z-index:6}.ql-emoji-panel{position:absolute!important;z-index:10000!important;bottom:100px!important;left:60px!important}#emoji-palette{left:0!important;bottom:0!important;top:0!important;display:flex;flex-direction:column;position:absolute!important;min-width:100%!important;background:#72b4f0!important}.ql-picker-label:hover .ql-stroke,button .ql-stroke{fill:none;stroke:#737883!important}.ql-picker-label:hover .ql-fill,button .ql-fill{fill:#737883!important;stroke:none}.dark button .ql-stroke,.ql-picker-label:hover .ql-stroke{fill:none;stroke:#b4b8b8!important}.dark button .ql-fill,.ql-picker-label:hover .ql-fill{fill:#b4b8b8!important;stroke:none}.ql-picker-label:hover .ql-stroke,button:hover .ql-stroke{fill:none;stroke:#5a5a5a!important}.ql-picker-label:hover .ql-fill,button:hover .ql-fill{fill:#5a5a5a!important;stroke:none}.dark button:hover .ql-stroke,.ql-picker-label:hover .ql-stroke{fill:none;stroke:#d2d2d2!important}.dark button:hover .ql-fill,.ql-picker-label:hover .ql-fill{fill:#d2d2d2!important;stroke:none}.ql-active .ql-stroke{fill:none;stroke:#5a5a5a!important}.ql-active .ql-fill{fill:#5a5a5a!important;stroke:none}.dark .ql-active .ql-stroke{fill:none;stroke:#fff!important}.dark .ql-active .ql-fill{fill:#fff!important;stroke:none}.custom-emoji-icon button .ql-stroke,.ql-picker-label .ql-stroke{stroke-width:1px}.custom-emoji-icon button svg{height:28px!important;margin-bottom:4px!important}.custom-emoji-icon button{height:32px!important;padding:0!important}.custom-emoji-icon button svg{margin:0!important;padding:0!important;width:34px!important;height:34px!important}.text-editor-container .custom-icon{display:inline-flex;align-items:center;justify-content:center}.text-editor-container .dropdown-header .custom-icon{margin-bottom:-7px!important;margin-right:1px}.text-editor-container .dropdown-selected{margin-bottom:-7px;padding:0}.ql-toolbar .ql-formats button.ql-emoji{padding:0!important;width:1.76rem!important;display:flex;align-items:center;justify-content:center}.custom-tools-block{left:14px;bottom:14px}@media (max-width:361px){.custom-tools-block{left:14px;bottom:12px;transform-origin:0 50%;transform:scale(.8);z-index:100}}:root{.dropdown-menu{box-shadow:0 1px 10px 0 rgba(124,144,163,.2)}}@media (prefers-color-scheme:dark){:root{.dropdown-menu{box-shadow:0 1px 10px 0 #090c0f}}}.dark{.dropdown-menu{box-shadow:0 1px 10px 0 #090c0f}}.dropdown{position:relative;display:inline-block;width:40px;z-index:0!important}.dropdown-header .custom-icon svg{color:#737883}.dropdown-header{padding:2px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;height:36px!important;width:40px;font-size:20px}.dropdown-arrow{margin-left:2px}.dropdown-menu{display:flex;flex-direction:column;justify-content:center;position:absolute;bottom:100%;left:0;border-radius:4px;z-index:1000;list-style:none;padding:0;margin:0;width:100%;background:#f2f7f8;border:1px solid #dfe4eb}.dark .dropdown-menu{background:#222625;border:1px solid #272b2a}.dropdown-item{padding:2px;cursor:pointer;display:flex;align-items:center;justify-content:center}.dropdown-item:hover{background-color:#e7e6e6}.dark .dropdown-item:hover{background-color:#303333}.custom-icon svg{margin-right:0;height:21px;color:#9aa1a9}.dark .custom-icon svg{color:#9aa1a9}.mob-h2{font-size:1.125rem;line-height:1.2375rem}.mob-h2,.mob-h3{font-family:Inter,sans-serif;font-weight:700}.mob-h3{font-size:.9375rem;line-height:1.265625rem;text-align:left}.url{font-family:Noto Sans Newa,sans-serif;font-optical-sizing:auto;font-size:13px;font-weight:400;line-height:22px}.placeholder-auth::placeholder{font-size:14px;font-weight:400;line-height:1.225rem;text-align:left;color:#989da8;opacity:1}.dark .placeholder-auth::placeholder{color:#737883;opacity:1}.authBg01{position:fixed;width:472px;height:1525px;left:10px;bottom:-500px;background:linear-gradient(139.7deg,#dcfdfd 32.52%,#58c9ba 89.97%);filter:blur(70px);transform:matrix(-.94,.9,.3,.84,0,0);z-index:1;overflow:hidden;opacity:70%}.dark .authBg01{width:300px;height:560px;left:0;top:500px;background:linear-gradient(90deg,rgba(82,198,119,0),rgba(29,169,149,.3) 46%,rgba(3,26,21,0) 64.51%);filter:blur(96px)}.dark .authBg01,.dark .authBg02{position:fixed;transform:matrix(-.8,.7,.55,.7,90,0);overflow:hidden}.dark .authBg02{width:500px;height:660px;left:-300px;top:-50px;background:linear-gradient(90deg,rgba(198,151,82,.5),rgba(29,169,149,.4) 46%,rgba(3,26,21,0) 64.51%);filter:blur(100px)}.authBg02{position:fixed;width:700px;height:700px;left:-500px;top:-200px;background:linear-gradient(139.7deg,#c0e4ef 32.52%,rgba(255,244,220,.01) 89.97%);transform:matrix(-.94,.9,.3,.84,0,0);z-index:1}.authBg02,.authBg03{filter:blur(80px);overflow:hidden}.authBg03{position:absolute;width:300px;height:400px;right:150px!important;top:0;border-radius:50%;background:linear-gradient(139.7deg,#aacaef 32.52%,rgba(255,244,220,.01) 89.97%)}.dark .authBg03{position:absolute;width:700px;height:700px;right:-200px!important;top:-140px;filter:blur(50px);background:linear-gradient(90deg,#d3ac48,rgba(42,110,190,.5) 18.85%,rgba(9,12,15,0) 64.51%);opacity:.6}.authBg04{top:0;filter:blur(200px)}.authBg04,.dark .authBg04{position:absolute;width:500px;height:500px;right:-240px!important;border-radius:50%;background:linear-gradient(139.7deg,#a3defc 32.52%,rgba(255,244,220,.01) 89.97%);z-index:5;overflow:hidden}.dark .authBg04{top:-300px;filter:blur(50px);opacity:0}.authJ1{position:fixed;width:500px;height:700px;left:50%;top:50%;transform:translate(-50%,-50%);overflow:hidden}.authBg05{position:absolute;width:300px;height:300px;right:-400px;bottom:50%;background:linear-gradient(139.7deg,#fff4dc 32.52%,#58c9ba 89.97%);filter:blur(70px);backdrop-filter:blur(22px);transform:matrix(-2,0,0,-1,0,0) translateY(-50%)}.dark .authBg05{opacity:0}.authBg06{background:linear-gradient(90deg,rgba(82,198,119,0),rgba(45,159,246,.3) 46%,rgba(3,26,21,0) 64.51%);filter:blur(70px)}.authBg06,.dark .authBg06{position:fixed;width:200px;height:200px;right:350px;bottom:10px;transform:matrix(-.8,.7,.55,.7,90,0);overflow:hidden}.dark .authBg06{background:linear-gradient(90deg,rgba(82,198,119,0),rgba(29,169,149,.3) 46%,rgba(3,26,21,0) 64.51%);filter:blur(120px)}.authBg07{position:fixed;width:500px;height:500px;left:50px;top:70px;background:#fff;filter:blur(50px);overflow:hidden;border-radius:50%}.dark .authBg07{opacity:0}.authBg08{background:#a3defc;filter:blur(50px);opacity:40%}.authBg08,.dark .authBg08{position:fixed;width:300px;height:300px;left:40%;bottom:70px;overflow:hidden;border-radius:50%}.dark .authBg08{background:rgba(45,159,246,.3);filter:blur(80px);opacity:20%}body::-webkit-scrollbar{width:8px}body::-webkit-scrollbar-track{background:#efeedf}.dark body::-webkit-scrollbar-track{background:#10100d}body::-webkit-scrollbar-thumb{background:#cbcac7;border-radius:4px}.dark body::-webkit-scrollbar-thumb{background:#36352f;border-radius:4px}body::-webkit-scrollbar-thumb:hover{background:#555}.custom-scrollbar{overflow-y:auto}.custom-scrollbar::-webkit-scrollbar{width:6px}.custom-scrollbar::-webkit-scrollbar-track{background:#f1f1f1}.custom-scrollbar::-webkit-scrollbar-thumb{background:#888;border-radius:3px}.custom-scrollbar::-webkit-scrollbar-thumb:hover{background:#555}.react-window-container>div::-webkit-scrollbar{width:3px!important}.react-window-container-mob>div::-webkit-scrollbar{width:3px!important;background:#f5fbf9}.dark .react-window-container-mob>div::-webkit-scrollbar{width:3px!important;background:#090c0f}.react-window-container>div::-webkit-scrollbar-thumb{background-color:hsla(0,0%,46%,.1);border-radius:4px!important;width:3px!important}.dark .react-window-container>div::-webkit-scrollbar-thumb{background-color:hsla(0,0%,46%,.4)}.react-window-container>div::-webkit-scrollbar-track{background-color:transparent;width:3px!important}#course-materials-block::-webkit-scrollbar{width:0!important}#course-materials-block::-webkit-scrollbar-thumb{border-radius:4px!important;background-color:transparent;width:0!important}.tooltip-block::-webkit-scrollbar{width:3px!important}.tooltip-block::-webkit-scrollbar-thumb{background-color:#494949!important;border-radius:4px!important;background-color:transparent;width:3px!important}.menu-hidden-scrollbar{overflow:hidden}.menu-hidden-scrollbar::-webkit-scrollbar{display:none}.menu-hidden-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.media-player[data-view-type=video]{aspect-ratio:16/9}.vds-video-layout{--video-brand:#f5f5f5}.vds-audio-layout{--audio-brand:#f5f5f5}.plyr{--plyr-color-main:#00b2ff}.vds-play-button{background:#85cb75!important;width:65px;height:40px;border-radius:6px;margin-right:8px}.vds-play-button:hover{width:65px!important;height:40px!important}.vds-controls-container{position:relative}.vds-menu-button,.vds-mute-button{background:transparent!important}.control-bar{display:flex;align-items:center;justify-content:space-between;width:100%;margin-left:74px;border-radius:2px;padding:10px}.line-clamp-2-lesson{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}.mask-profile-image{mask-image:url(/img/profile_mask.svg);mask-size:cover;mask-repeat:no-repeat}.aspect-ratio-550\/192{aspect-ratio:2.864583333}.aspect-ratio-270x175{width:100%;aspect-ratio:270/175}.ytp-chrome-top .ytp-show-cards-title,.ytp-hide-controls:not(.ytp-mweb-player) .ytp-watermark{display:none}iframe{pointer-events:none}.plyr iframe[id^=youtube]{top:-50%;height:200%}#reaction span.ec{font-size:20px;padding:5px}#reaction [type=radio]{position:absolute;opacity:0;width:0;height:0}#reaction [type=radio]+span{cursor:pointer}#reaction [type=radio]+span:hover,#reaction [type=radio]:checked+span{border-radius:20px;background-color:#35c15a}#share_list li i{font-size:40px}#share_list li{padding-top:10px;padding-bottom:10px}.plyr__volume input[type=range]{max-width:20px!important}.plyr__volume{display:flex;align-items:center}.plyr__volume input[type=range]{margin-left:5px;min-width:30px!important}.loading-overlay{display:none!important}.plyr__preloader{position:absolute;top:50%;left:50%;width:150px;height:150px;z-index:10}.plyr__preloader__video{width:150px;height:150px;object-fit:cover}