.platform-layout-parent{background:#f8f8f8;display:flex;justify-content:center;height:100vh}.platform-layout-parent .platform-layout-childs{width:750px;background:#fff;overflow-y:scroll;overflow-x:hidden;position:relative}.platform-layout-parent .platform-layout-childs::-webkit-scrollbar{width:4px}.platform-layout-parent .platform-layout-childs::-webkit-scrollbar-track{background-color:#f8f8f8}.platform-layout-parent .platform-layout-childs::-webkit-scrollbar-thumb{background-color:#e9e9e9;border-radius:0}.platform-layout-parent .platform-layout-childs::-webkit-scrollbar-thumb:hover{background-color:#555}