.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}[data-v-9112215b] .el-backtop{background-color:#f97316;color:#fff;transition:all .3s ease}[data-v-9112215b] .el-backtop:hover{background-color:#ea580c}.nav-link[data-v-9112215b]{padding-bottom:4px;position:relative}.nav-link[data-v-9112215b]:after{background-color:#f97316;bottom:0;content:"";height:2px;left:50%;position:absolute;transform:translate(-50%);transition:all .5s ease;width:0}.nav-link[data-v-9112215b]:hover:after{width:100%}.nav-link[data-v-9112215b]:hover{color:#f97316}