/* <article> tag is our 'content area' */
article{
 width:75%;
}
h1{
 padding:0;
 margin:0 0 20px 0;
}
/* section */
article section{
 padding:0;
}
/* basic page column layout */
.halves,.thirds{
 width:49%;
 float:left;
 margin-right:2%;
}
.thirds{
 width:32.66666%;
 margin-right:1%;
}
.last{
 margin-right:0;
}