@media  (min-width : 320px) and (max-width : 480px)
{
  body
     {
     width: 100%;
     max-width:1000px;
     color:#000;
     margin:0 auto; /* will automatically align center*/     }

 .about
     {
     width: 100%;
     max-width:1000px;
     color:#000;
     margin:0 auto;
     float:left; /*at desktop size this could be floated right*/     }
}