#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50}*{padding:0;margin:0;box-sizing:border-box}li{list-style:none}.header{display:flex;align-items:center;justify-content:start;width:100%;height:60px;position:fixed;box-shadow:0 1px 4px rgba(0,21,41,.08);top:0;background-color:#fff;z-index:999}.header>div:first-child{display:flex;align-items:center;justify-content:center;border:none;width:1800px;margin:0 auto}.header>div>.el-menu{flex:1}nav{padding:30px}nav a{font-weight:700;color:#2c3e50}nav a.router-link-exact-active{color:#42b983}.quitOut{display:flex;align-items:center;justify-content:center;margin-right:20px}.header ::v-deep .example-showcase .el-dropdown-link{cursor:pointer;color:var(--el-color-primary);display:flex;align-items:center}.cursor_pointer{cursor:pointer}