Responsive square elements

Responsive grid, 3 columns and 3 rows of square elements with tex, list images...

by hoss

HTML

<!-- 1st row verticaly centered text in the square columns -->

<div class="square">
    <div class="content">
        <div class="table">
            <div class="table-cell">
                <ul>This demo shows you can center multiple types of content :
                    <li>Text</li>
                    <li>Images</li>
                    <li>Lists</li>
                    <li>... (you can also do it with forms)</li>
                </ul>
            </div>
        </div>
    </div>
</div>
<div class="square">
    <div class="content">
        <div class="table">
            <div class="table-cell numbers">
                    98%
            </div>
        </div>
    </div>
</div>
<div class="square">
    <div class="content">
        <div class="table">
            <div class="table-cell numbers">               
                3.9/5
            </div>
        </div>
    </div>
</div>

<!-- 2nd row verticaly centered images in square columns -->

<div class="square">
   <div class="content">
        <div class="table">
            <div class="table-cell">
                <img class="rs" src="https://farm3.staticflickr.com/2878/10944255073_973d2cd25c.jpg"/>
                Responsive image.
            </div>
        </div>
    </div>
</div>
<div class="square">
    <div class="content">
        <div class="table">
            <div class="table-cell">
               <img class="rs" src="https://farm9.staticflickr.com/8461/8048823381_0fbc2d8efb.jpg"/>
                Responsive image.
            </div>
        </div>
    </div>
</div>
<div class="square">
   <div class="content">
        <div class="table">
            <div class="table-cell">
                <img class="rs" src="https://farm5.staticflickr.com/4144/5053682635_b348b24698.jpg"/>
                Responsive image.
            </div>
        </div>
    </div>
</div>

<!-- 3rd row responsive images in background with centered content -->

<div class="square bg img1">
   <div class="content">
     ...

CSS

@import url(http://fonts.googleapis.com/css?family=Lato:400,900);  /* <-- Just for the demo, Yes I like pretty fonts... */

.square {
    float:left;
    position: relative;
    width: 30%;
    padding-bottom : 30%; /* = width for a 1:1 aspect ratio */
    margin:1.66%;
    background-color:#1E1E1E;
    overflow:hidden;
}

.content {
    position:absolute;
    height:90%; /* = 100% - 2*5% padding */
    width:90%; /* = 100% - 2*5% padding */
    padding: 5%;
    
}
.table{
    display:table;
    width:100%;
    height:100%;
}
.table-cell{
    display:table-cell;
    vertical-align:middle;
}
/*  For list */
ul{
    text-align:left;
    margin:5% 0 0;
    padding:0;
    list-style-position:inside;
}
li{
    margin: 0 0 0 5%;
    padding:0;
}


/*  For responsive images */

.content .rs{
    width:auto;
    height:auto;
    max-height:90%;
    max-width:100%;
}
/*  For responsive images as background */

.bg{
    background-position:center center;
    background-repeat:no-repeat;
    background-size:cover; /* you change this to "contain" if you don't want the images to be cropped */
    color:#fff;
}

.img1{
    background-image: url('https://farm3.staticflickr.com/2827/10384422264_d9c7299146.jpg');
}
.img2{
    background-image: url('https://farm7.staticflickr.com/6217/6216951796_e50778255c.jpg');
}
.img3{
    background-image: url('https://farm4.staticflickr.com/3794/13893055574_3df0ab636b.jpg');
}

/*  following just for the demo */


body {
    font-size:20px;
    font-family: 'Lato',verdana, sans-serif;
    color: #fff;
    text-align:center;
    background:#ECECEC;
}
p{
    margin:0;
    padding:0;
    text-align:left;
}

.numbers{
    font-weight:900;
    font-size:100px;
}

#bottom {
    clear:both;
    margin:0 1.66%;
    width:89.68%;
    padding: 3.5%;
    background-color:#1E1E1E;
    color: #fff;
}
#bottom p{
    text-align:center;
    line-height:2em;
}
#bottom a{
    color: #000;
    text-decoration:none;
    border:1px solid #000;
    padding:10px...