JSFiddle - React, Tailwind, and code Playground

HTML

<div class="appointment">
    <div class="desc">
        <div class="app-date">07.10.2014</div>
        <div class="app-location">Bamberg, Bayern</div>
    </div>
</div>
<div class="appointment" >
    <div class="desc">
        <div class="app-date">08.10.2014</div>
        <div class="app-location">Hamburg, Hamburg</div>
    </div>
</div>

CSS

.appointment {
    position: relative;
    z-index: 1000;
    padding: 5px;
    border: 1px solid #BBBBBB;
    cursor: pointer;
    transition: all 0.5s;
    background: #FFFFFF;
}

.appointment:hover {
    transform: scale(1.1);
}

.appointment:hover:after {
    content:'';
    position: absolute;
    z-index: -1;
    opacity: 0.6;
    top: 20px;
    width: 100px;
    height: 30px;
    background: #000000;
    transform: rotate(-3deg);
}

.appointment:hover:before {
    content:'';
    position: absolute;
    z-index: -1;
    left: 85%;
    opacity: 0.6;
    width: 100px;
    top:20px;
    height: 30px;
    background: #000000;
    transform: rotate(3deg);
}