JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
        <div class="drop-shadow lifted">
                <p>el tiempo</p>
        </div>
        <div class="drop-shadow curled">
                <p>Curled corners</p>
        </div>
        <div class="drop-shadow perspective">
                <p>Perspective</p>
        </div>
        <div class="drop-shadow raised">
                <p>Raised box</p>
        </div>
        <div class="drop-shadow curved curved-vt-1">
                <p>Single vertical curve</p>
        </div>
        <div class="drop-shadow curved curved-vt-2">
                <p>Vertical curves</p>
        </div>
        <div class="drop-shadow curved curved-hz-1">
                <p>Single horizontal curve</p>
        </div>
        <div class="drop-shadow curved curved-hz-2">
                <p>Horizontal curves</p>
        </div>
        <div class="drop-shadow lifted rotated">
                <p>Rotated box</p>
        </div>
</div>

CSS

body {
    padding: 0;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 250%;
    background: #eee;
}
a:link, a:visited {
    text-decoration: none;
    color: #fff;
    border: none;
}
a img {
    border: none;
}
.container {
    position:relative;
    z-index:1;
    padding:20px;
    margin:0 auto;
        width:700px;
}
.container:after {
    content:"";
    display:block;
    clear:both;
    visibility:hidden;
    height:0;
    font-size:0;
}
/* Shared styles */
.drop-shadow {
    position:relative;
    float:left;
    width:40%;
    padding:1em;
    margin:2em 10px 4em;
    background:#fff;
    -webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
    -moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
    box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.drop-shadow:before, .drop-shadow:after {
    content:"";
    position:absolute;
    z-index:-2;
}
.drop-shadow p {
    font-size:16px;
    font-weight:bold;
}
/* Lifted corners */
.lifted {
    -moz-border-radius:4px;
    border-radius:4px;
}
.lifted:before, .lifted:after {
    bottom:15px;
    left:10px;
    width:50%;
    height:20%;
    max-width:300px;
    -webkit-box-shadow:0 15px 10px rgba(0, 0, 0, 0.7);
    -moz-box-shadow:0 15px 10px rgba(0, 0, 0, 0.7);
    box-shadow:0 15px 10px rgba(0, 0, 0, 0.7);
    -webkit-transform:rotate(-3deg);
    -moz-transform:rotate(-3deg);
    -ms-transform:rotate(-3deg);
    -o-transform:rotate(-3deg);
    transform:rotate(-3deg);
}
.lifted:after {
    right:10px;
    left:auto;
    -webkit-transform:rotate(3deg);
    -moz-transform:rotate(3deg);
    -ms-transform:rotate(3deg);
    -o-transform:rotate(3deg);
    transform:rotate(3deg);
}
/* Curled corners */
.curled {
    border:1px solid #efefef;
    -moz-border-radius:0 0 120px 120px / 0 0 6px 6px;
    border-radius:0 0 120px 120px / 0 0 6px 6px;
}
.curled:before, .curled:after {
    bottom:12px;
   ...