body{background-image:url(img/fondo.png);background-attachment:scroll;background-position:0 0;-webkit-background-size:auto;background-size:auto;background-repeat:repeat repeat}.primaryContainer{margin-right:auto;margin-left:auto;min-height:100%;width:768px;height:auto;position:relative}#image{float:left;clear:none;margin-top:50px;position:relative;margin-left:-150px;max-width:100%;width:300px;height:auto;color:#000;left:50%}#box{float:left;clear:both;margin-top:20px;margin-left:-150px;position:relative;left:50%;width:300px;height:auto;text-align:center;font-size:11px;line-height:1.5em;margin-bottom:50px}@media only screen and (max-width: 768px){.primaryContainer{width:100%}#image{max-width:200px;width:auto;height:auto;margin-left:-100px}#box{clear:both;margin-top:50px;width:200px;margin-left:-100px}}