certical align on div code example

Example 1: css vertical align

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

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

Example 2: vertical align into div

#parent {position: relative;}

#child {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    width: 50%;
    height: 30%;
    margin: auto;
}