#components-layout-demo-fixed-sider {
    height: 100%;
    div.logo {
        text-align: center;
        line-height: 31px;
        color: #fff;
        background: #001529;
    }
    .ant-layout-content {
        margin-top: 16px !important;
        background: #fff;
        padding: 10px ;
        box-sizing: border-box;
    }
}