Code thay logo trang đăng nhập wordpress

add_action( 'login_enqueue_scripts', 'sgd_login_logo' );
 
function sgd_login_logo() {
   ?>
    <style type="text/css">
        #login h1 a, .login h1 a {
           background-image: url(/wp-content/uploads/2020/03/PNG-RGB-1536x830.png);
           height: 150px;
           width: 250px;
           background-size: contain;
           background-repeat: no-repeat;
           background-color: transparent;
      }
    </style>
   <?php
}
 
add_filter( 'login_headerurl', 'sgd_login_logo_link' );
 
function sgd_login_logo_link( $url ) {
    return home_url( '/' );
}