Css Vertical Align

.top-align {
vertical-align: top;
}

.center-align {
vertical-align: middle;
}

/*
For a flexed item you can you align - items to center content vertically
you can use justify content to center horizontally
*/

.container {
display: flex;
align-items: center;
justify-content: center;
}

.container{
display: table;
}

.div-inside-container{
display: table-cell;
vertical-align: middle;
}

<div style="display: table; height: 400px; overflow: hidden;">
<div style="display: table-cell; vertical-align: middle;">
<div>
everything is vertically centered in modern IE8+ and others.
</div>
</div>
</div>