.ExternalCss{overflow:hidden;position:relative}.ExternalCss:before{content:"";position:absolute;bottom:0;left:0;width:0;height:100%;background-color:#008073;transition:width 1s}.ExternalCss:hover:before{width:100%}.content-wrapper{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100%}.contact-text{position:relative;z-index:1}