Centering using CSS tables

by Glynne Turner

HTML

<div class="center">
    <div class="v-align">
        <div class="box"></div>
    </div>
</div>

CSS

.center {
    display: table;
    width: 100%;
    height: 400px; /* for demo only */
    border: 1px dotted blue;
}
.v-align {
    padding: 10px;
    border: 1px dashed gray;
    display: table-cell;
    text-align: center;
    vertical-align: middle;
}
.box {
    width: 50px;
    height: 50px;
    background-color: red;
    display: inline-block;
    vertical-align: top;
}