.ant-drawer-body{padding:0!important}.sider{width:300px}.content{margin-inline-start:300px}.main-menu-btn{display:none}.header{margin-inline-start:300px;width:100%}@media only screen and (max-width: 768px){.sider{display:none}.content{margin-inline-start:0}.main-menu-btn{display:block}.header{margin-inline-start:0;width:100%}}