div style="margin: 0 auto 0 auto; width: 80%; overflow: auto; border: 10px solid #aaa; text-align: left"
div style="float: left; border: 1px solid #006; width: 33%"
/div
div style="float: left; border: 1px solid #006; width: 33%"
/div
div style="float: left; border: 1px solid #006; width: 33%"
div style="float: left; border: 1px solid #060; width: 30%"
/div
/div
div style="border: 5px solid #600"
/div
/div
div style="margin: 0 auto 0 auto; width: 80%; overflow: auto; border: 10px solid #aaa; text-align: left"
div style="float: left; width: 33%"
/div
div style="float: left; width: 34%"
/div
div style="float: left; width: 33%"
div style="float: left; border: 1px solid #666; width: 30%"
/div
/div
/div
div style="margin: 0 auto 0 auto; width: 80%; overflow: auto; border: 10px solid #aaa; text-align: left"
div style="float: left; width: 33%"
/div
div style="float: left; width: 34%"
/div
div
div style="float: left; border: 1px solid #666; width: 30%"
/div
/div
/div