.el-header{--el-header-padding:0 20px;--el-header-height:60px;box-sizing:border-box;flex-shrink:0;height:var(--el-header-height);padding:var(--el-header-padding)}.el-main{--el-main-padding:20px;box-sizing:border-box;display:block;flex:1;flex-basis:auto;overflow:auto;padding:var(--el-main-padding)}.el-footer{--el-footer-padding:0 20px;--el-footer-height:60px;box-sizing:border-box;flex-shrink:0;height:var(--el-footer-height);padding:var(--el-footer-padding)}.el-container{box-sizing:border-box;display:flex;flex:1;flex-basis:auto;flex-direction:row;min-width:0}.el-container.is-vertical{flex-direction:column}.el-aside{box-sizing:border-box;flex-shrink:0;overflow:auto;width:var(--el-aside-width,300px)}.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}