.left {
    float: left;
}

.right {
    float: right;
}

/* START CLEARFIX */
/* new clearfix */
.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
overflow: hidden; /*added by gabe to fix FF */
    }
* html .clearfix { zoom: 1; } /* IE6 */
*:first-child+html .clearfix { zoom: 1; } /* IE7 */
/* END CLEARFIX */