<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="bg-dark"> <a href="#"> <span class="newlogo"> <span class="actual-text"> Săn Sự Kiện </span> <span aria-hidden="true" class="hover-text"> Săn Sự Kiện </span> </span> </a> </div>

/* === removing default button style ===*/ .newlogo { margin: 0; height: auto; background: transparent; padding: 0; border: none; cursor: pointer; display: inline-block; white-space: nowrap; vertical-align: middle; } /* button styling */ .newlogo { --border-right: 6px; --text-stroke-color: rgba(255,255,255,0.6); --animation-color: #37FF8B; --fs-size: 2em; letter-spacing: 3px; text-decoration: none; font-size: var(--fs-size); font-family: "Arial"; position: relative; text-transform: uppercase; color: transparent; -webkit-text-stroke: 1px var(--text-stroke-color); } /* this is the text, when you hover on button */ .hover-text { position: absolute; box-sizing: border-box; content: attr(data-text); color: var(--animation-color); width: 0%; inset: 0; border-right: var(--border-right) solid var(--animation-color); overflow: hidden; transition: 0.5s; -webkit-text-stroke: 1px var(--animation-color); } /* hover */ .newlogo:hover .hover-text { width: 100%; filter: drop-shadow(0 0 23px var(--animation-color)) }