.container{position:relative;width:100%;max-width:960px;margin:0 auto;padding:0 20px;box-sizing:border-box}.column,.columns{width:100%;float:left;box-sizing:border-box}@media (min-width:400px){.container{width:85%;padding:0}}@media (min-width:550px){.container{width:80%}.container .one-fourth{width:23.5%}.container .one-third{width:32%}.container .two-thirds{width:66%}.container .one-half{width:49%}.container .column{float:left;margin-right:2%}.container .column.last{float:right;margin-right:0}}