.helper{position:relative;display:table-cell;width:30px;text-align:center;vertical-align:middle;padding:7px 0 0 7px;font-size:24px}.helper :hover{color:#878a8f;-webkit-transition:color .5s linear;transition:color .5s linear}.information{padding-bottom:7px;color:#878a8f;border:0!important}.input-group-prepend{z-index:0}