Pure CSS:
.app-tooltip {_x000D_
position: relative;_x000D_
}_x000D_
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.app-tooltip:before {_x000D_
content: attr(data-title);_x000D_
background-color: rgba(97, 97, 97, 0.9);_x000D_
color: #fff;_x000D_
font-size: 12px;_x000D_
padding: 10px;_x000D_
position: absolute;_x000D_
bottom: -50px;_x000D_
opacity: 0;_x000D_
transition: all 0.4s ease;_x000D_
font-weight: 500;_x000D_
z-index: 2;_x000D_
}_x000D_
_x000D_
.app-tooltip:after {_x000D_
content: '';_x000D_
position: absolute;_x000D_
opacity: 0;_x000D_
left: 5px;_x000D_
bottom: -16px;_x000D_
border-style: solid;_x000D_
border-width: 0 10px 10px 10px;_x000D_
border-color: transparent transparent rgba(97, 97, 97, 0.9) transparent;_x000D_
transition: all 0.4s ease;_x000D_
}_x000D_
_x000D_
.app-tooltip:hover:after,_x000D_
.app-tooltip:hover:before {_x000D_
opacity: 1;_x000D_
}
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<div href="#" class="app-tooltip" data-title="Your message here"> Test here</div>
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