.role-permission_permissionDialog_33Ayo div[class*=el-tree]{max-height:500px;overflow-y:auto}.role-permission_permissionDialog_33Ayo .role-permission_footer-btn_WcpI3{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}