* {margin: 0; padding: 0;} 

body {background: #fff;}
table {width: 100%; border-collapse: collapse; margin: 0;}
form {margin: 0; padding: 0;}
img {border: 0;}

.files td {padding: 3px;}
.files thead tr td {background: #ccc; border: 1px solid #000; font-weight: bold;}
.files tbody tr td {border-bottom: 1px solid #000;}
.files tfoot tr td {border: 0;}