body{margin:0;padding:0}.float-right{float:right}.ant-menu{color:#fff}.ml-5{margin-left:5px}.mr-5{margin-right:5px}@media screen and (max-width:768px){.ant-layout-sider-trigger{position:fixed}}.classA{display:flex;flex-direction:row}.classB{margin-left:10px}.flex-center{display:flex;justify-content:center;align-items:center}