#app{width:100%;display:flex;flex-direction:column}#app .top-menu{flex-shrink:0;display:flex;justify-content:space-between;align-items:center;background-color:#545c64}#app .top-menu .system-title{height:60px;line-height:60px;padding:0 20px;color:#fff;font-size:18px;font-weight:700;white-space:nowrap}#app .top-menu .nav-menu{border-bottom:none;margin-left:auto;background-color:transparent}#app .top-menu .nav-menu.el-menu--horizontal{border-bottom:none}#app .top-menu .nav-menu.el-menu--horizontal>.el-menu-item{float:right}#app .top-menu .nav-menu.el-menu--horizontal>.el-menu-item:focus,#app .top-menu .nav-menu.el-menu--horizontal>.el-menu-item:hover{background-color:hsla(0,0%,100%,.1)}html{box-sizing:border-box}body,html{height:100%}body{margin:0;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica Neue,Helvetica,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif}#app{height:100%}*,:after,:before{box-sizing:inherit}@media screen and (max-width:768px){html{font-size:13.3333333333vw}}