CSS代码：
/ Body /
body {

background-color: #f2f2f2; 
font-family: Arial, sans-serif; 
font-size: 14px; 

}

/ Header /
header { padding: 10px 20px; background-color: #fff; }

/ Main Content /
main { padding: 10px 20px 0 20px; }

/ Input Fields /
input[type="text"], input[type="date"], input[type="number"] { width: 100%; padding: 12px 5px; margin: 8px 0 10px 0; }

/ Checkboxes and Radio Buttons / .checkbox, .radio { position: relative; display: inline-block; margin-left:-15px ; line-height: 1.5em;}