/*Эффект для кнопки*/ [href='#popup:myform'] { background-image: linear-gradient(45deg , #0472d6 60%, #02488a); background-position: 100% 0 !important; background-size: 200% 200%; transition: all 0.5s ease-in-out !important; } /*Эффект для кнопки*/ [href='#popup:myform']:hover { box-shadow: 0 0 0 0 rgba(0,0,0,1); background-position: 0 0 !important; }