.sidebar-toggle{position:relative;margin-right:5px;width:12px;overflow:hidden}.sidebar-toggle:hover{background-color:#ddd;cursor:pointer}.sidebar-toggle button{height:36px;position:absolute;top:50%;left:50%;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);background-color:#1890ff;border-color:#1890ff}.sidebar-toggle-show{display:inline-block}.flex-wrap{display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap}