php 将样式插入到wp admin中以突出显示acf flex元变量。使可拖动手柄呈黄色，轮廓呈红色边框弯曲。这就是我

Posted 2021-05-05

/*Custom Admin CSS for ACF Highlighting*/

add_action('admin_head', 'my_custom_admin_styles');

function my_custom_admin_styles() {
	echo '<style>
	.acf-fc-layout-handle.ui-sortable-handle {
		background: yellow;
	} 
	.acf-field-message {
		background: #efefef;
	}
	.acf-flexible-content .layout {
		border: 5px solid red;
	}
</style>';
}