.el-backtop{--el-backtop-bg-color:var(--el-bg-color-overlay);--el-backtop-text-color:var(--el-color-primary);--el-backtop-hover-bg-color:var(--el-border-color-extra-light);align-items:center;background-color:var(--el-backtop-bg-color);border-radius:50%;box-shadow:var(--el-box-shadow-lighter);color:var(--el-backtop-text-color);cursor:pointer;display:flex;font-size:20px;height:40px;justify-content:center;position:fixed;width:40px;z-index:5}.el-backtop:hover{background-color:var(--el-backtop-hover-bg-color)}.el-backtop__icon{font-size:20px}:root{--primary-color:#409eff;--background-color:#292838;--background-border-color:#292838;--text-color:#f90;--secondary-color:#292838;--secondary-text-color:#fff;--border-color:#fff}[data-theme=dark]{--primary-color:#1e90ff;--background-color:linear-gradient(90deg,#ff4500,#ff8c00);--background-border-color:linear-gradient(90deg,#ff4500,#ff8c00) 1;--text-color:#fff;--secondary-color:#d57b2b;--secondary-background:#faecd8;--secondary-text-color:#fff;--border-color:#ff4500}[data-theme=blue]{--primary-color:#e890e3;--background-color:linear-gradient(103deg,#ff56f6,#ff56f6 21%,#b936ee 50%,#3bace2 99%,#406aff 116%);--background-border-color:linear-gradient(103deg,#ff56f6,#ff56f6 21%,#b936ee 50%,#3bace2 99%,#406aff 116%) 1;--text-color:#fff;--secondary-color:#b936ee;--secondary-text-color:#fff;--border-color:#b936ee}.panel_hd{background:var(--background-color);border-bottom:1px solid #eee;border-radius:5px;color:#fff;height:2.18rem;margin:10px 0;padding:0 10px}.panel_hd:nth-child(2n){margin-right:0}.panel_hd .title{font-size:1.01rem;line-height:24px}.panel_hd .title a{color:var(--secondary-text-color)}.panel_hd .title img{margin-right:10px}.panel_hd__left,.panel_hd__left .class-tag{align-items:center;display:flex}.panel_hd__left .class-tag{border:1px solid #fff;border-radius:7px;box-sizing:border-box;color:#fff;cursor:pointer;flex-direction:row;font-size:.9rem;justify-content:center;line-height:22px;margin-left:10px;padding:0 8px;width:auto}.panel_hd__left .class-tag .svg-icon{fill:currentcolor;height:20px;position:relative;vertical-align:-2px;width:20px}.panel_hd__right li{position:relative}.panel_hd__right li:before{background:#eee;content:"";display:block;height:10px;position:absolute;right:0;top:50%;transform:translateY(-30%);width:1px}.panel_hd__right li:last-child:before{display:none}.panel_hd__right li a{color:var(--secondary-text-color);font-size:14px}.video-list .el-col{padding-right:.5rem}.video-list .el-col:nth-child(2n){padding-right:0}.video-list__block{padding-bottom:.5rem}.video-list__block__img{border-radius:5px;height:6.06rem!important;width:100%}.video-list__block .img-box{border-radius:4px;display:block;height:6.06rem;position:relative}.video-list__detail .title{-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;color:#333;display:-webkit-box;font-size:14px;padding-top:10px;white-space:normal}.video-list__detail p{color:#999;font-size:12px;margin-bottom:0;margin-top:5px;min-height:19px}.sticky-div{box-sizing:border-box;height:72px;position:sticky;top:0;transition:top .3s;width:100%;z-index:999}.header__right .el-input__wrapper{border:0;border-radius:50px}.adm-mask,.layout-body{margin:0 auto;max-width:500px}.hidden-sm-and-down{display:none!important}.search-container{position:relative;width:100%}.search-container .gradient-icon{background:linear-gradient(90deg,#ff8a00,#e52e71);width:-moz-fit-content;width:fit-content}.search-container .gradient-icon .el-icon,.search-container .gradient-icon .gradient-icon-inner{color:transparent!important;mask:url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1024 1024"><path fill="currentColor" d="M512 128 128 447.936V896h255.936V640H640v256h255.936V447.936z"/></svg>') no-repeat center;-webkit-mask:url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1024 1024"><path fill="currentColor" d="M512 128 128 447.936V896h255.936V640H640v256h255.936V447.936z"/></svg>') no-repeat center;mask-size:100% 100%;-webkit-mask-size:100% 100%}.search-container .el-input{width:100%}.search-container .placeholder-animation{color:var(--secondary-color);left:12px;pointer-events:none;position:absolute;top:50%;transform:translateY(-50%);transition:transform .5s,opacity .5s}.search-container .hover-placeholder-animation{opacity:0;transform:translateY(-150%)}.header{background:var(--background-color);height:95px;position:sticky;top:0;width:100%;z-index:1890}.header .container{height:55px}.header .mobile-navtab{color:#fff;height:40px}.header .mobile-navtab .el-tabs__header{margin:0}.header .mobile-navtab .el-tabs__active-bar{display:none}.header .mobile-navtab .el-tabs__nav-next,.header .mobile-navtab .el-tabs__nav-prev{align-items:center;display:flex;height:40px}.header .mobile-navtab .el-tabs__nav-scroll{overflow-x:auto;white-space:nowrap}.header .mobile-navtab .el-tabs__nav-scroll::-webkit-scrollbar{height:0;width:0}.header .mobile-navtab .el-tabs__nav-scroll::-webkit-scrollbar-track{background-color:#f1f1f1;border-radius:4px}.header .mobile-navtab .el-tabs__nav-scroll::-webkit-scrollbar-thumb{background-color:#888;border-radius:4px}.header .mobile-navtab .el-tabs__nav-scroll::-webkit-scrollbar-thumb:hover{background-color:#555}.header .mobile-navtab .el-tabs__nav{align-items:center;display:flex;height:40px}.header .mobile-navtab .el-tabs__nav .el-tabs__item.is-active{background:var(--secondary-color);border:1px solid #fff;color:#fff}.header .mobile-navtab .el-tabs__nav .el-tabs__item{align-items:center;background:#fff;border:1px solid var(--border-color);border-radius:14px;color:var(--secondary-color);display:flex;flex-direction:row;font-size:.8rem;height:1.25rem;justify-content:center;margin-right:4px;padding:0 10px!important}.header .mobile-navtab .el-icon{height:1.5rem;width:1.5rem}.header .mobile-navtab .el-icon svg{color:#fff;font-size:1.2rem;font-weight:700}.header .w-50{width:9rem}.header__left{display:flex}.header__left .logo{background-position:50% 50%!important;background-size:cover!important;color:var(--text-color);display:flex;font-size:24px;font-weight:700;height:55px;line-height:55px;overflow:hidden;width:150px}.header__left nav ul{display:flex}.header__left nav ul li a{color:#fff;display:inline-block;font-size:15px;height:55px;line-height:55px;overflow:hidden;padding:0 20px}.header__left nav ul li.active a{background-color:var(--secondary-color);color:#fff}footer{padding:40px 0 85px;text-align:center}.default__text-muted{color:#999;padding:20px 10px 0;text-align:center}@media only screen and (max-width:0px){.header{position:relative}.header .mobile-nav{border-top:1px solid var(--border-color);bottom:-2.5rem;box-sizing:border-box;height:2.5rem;overflow-x:auto;overflow-y:hidden;padding-top:.375rem;position:absolute;width:100%;z-index:9}.header .mobile-nav::-webkit-scrollbar{display:none}.header .mobile-nav ul{white-space:nowrap}.header .mobile-nav ul li{display:inline-block;position:relative}.header .mobile-nav ul li.active a{color:var(--primary-color)}.header .mobile-nav ul li a{color:#fff;display:inline-block;font-size:1rem;padding:.25rem .5rem}.header__height__placeholder{height:2.5rem}}