.leftContentContainer{box-sizing:border-box;display:inline-block;width:30%;vertical-align:middle;padding-right:1em}.middleContentContainer{box-sizing:border-box;display:inline-block;width:40%;vertical-align:middle}.rightContentContainer{box-sizing:border-box;padding-left:1em;display:inline-block;width:30%;vertical-align:middle}