.jianjie {
width: 670px;
margin: auto;
}
.jianjie p {
text-indent: 2em;
line-height: 40px;
}
.jianjie h2 {
text-shadow: 2px 2px 3px #ccc;
color: #900;
text-align: center;
line-height: 40px;
}
.jianjie td, th {
line-height: 30px;
padding: 10px;
border: 1px solid #d2d2d2;
text-align: center;
font-size: 12px;
}
.jianjie table {
border-collapse: collapse;
}
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