header.wp-block-template-part{position:fixed;top:0;left:0;width:100%;z-index:9999;background-color:#fff;transition:all .3s ease-in-out;box-shadow:0 2px 6px #0000001a}
.wp-block-template-part.scrolled{background-color:#123400;box-shadow:0 2px 10px #0000001a}
body{padding-top:100px}