.block {margin-bottom: 20px;}
.block li {list-style: none; margin: 0; padding: 0;}
.block ul {margin: 0; padding: 0;}
.block img {background: orange;}
#block3 ul {width: 1.7in; float: left;}
#blocks {width: 4.57in;}
#block1 img {float:left; margin-right:10px; }
#block2 img {float:right;}
#block3 img {float:left; margin-right: 10px;}
#block4 {clear: left; margin-top: 140px;}
#block4 img {float: right;}
#block5 img {float: left;}