.hover-underline{position:relative;color:#000;text-decoration:none}.hover-underline:before{content:"";position:absolute;bottom:-4px;left:50%;width:0;height:3px;background:linear-gradient(90deg,#577c8e,#ebc3a3);transition:all .3s ease;transform:translateX(-50%)}.hover-underline:hover:before{width:100%}