.large-header{position:relative;width:100%;background:#34495e;overflow:hidden;background-size:cover;background-position:center center;z-index:1;}
.header-placement .large-header{background-image:url('../img/demo-1-bg.jpg');}
.bubble-header .large-header{background-image:url('../img/demo-2-bg.jpg');}
.main-title{position:absolute;top:50%;left:0;width:100%;margin:0;padding:0;color:#fff;text-align:center;}
.header-placement .main-title{text-transform:uppercase;font-size:50px;}