规则
    计算后
    动画
    字体

元素 {

}
body {

    color: #000;
    background-color: #e6e6e6;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;

}
body {

    font-family: Helvetica,Verdana,Arial,sans-serif;

}
* {

    margin: 5px;
        margin-top: 5px;
        margin-right: 5px;
        margin-bottom: 5px;
        margin-left: 5px;
    padding: 3px;
        padding-top: 3px;
        padding-right: 3px;
        padding-bottom: 3px;
        padding-left: 3px;

}