.hero-section-container{overflow-x:hidden}.hero-section-button{position:relative;overflow:hidden;z-index:1}.hero-section-button:after{content:"";position:absolute;bottom:0;left:100%;width:0;height:100%;background:#fff;transition:all .3s ease;z-index:-1}.hero-section-button:hover:after{width:100%;left:0;-webkit-transition:width .3s ease;transition:width .3s ease}.hero-section-button:hover{color:#000}