body {
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    color: #333;
    line-height: 1.8;
    background: #fff;
}
.container {
    max-width: 700px;
    margin: 0 auto;
    padding: 40px 20px;
}
.title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 30px;
    color: #333;
}
.section-title {
    font-size: 20px;
    font-weight: bold;
    margin: 30px 0 20px 0;
    color: #333;
    padding-left: 10px;
}
.section-title-2 {
    font-size: 18px;
    font-weight: bold;
    margin: 25px 0 15px 0;
    color: #333;
}
p {
    font-size: 15px;
    margin: 15px 0;
    text-indent: 2em;
    color: #666;
    text-align: justify;
}
.highlight {
   
    font-weight: bold;
}
.numbered-list {
    list-style: none;
    padding-left: 20px;
}
.numbered-list li,.kong {
    font-size: 15px;
    margin: 15px 0;
    color: #666;
    position: relative;
    padding-left: 25px;
    text-align: justify;
}
.numbered-list li::before {
    content: '1.';
    position: absolute;
    left: 0;
    font-weight: bold;
    color: #333;
}
.numbered-list li:nth-child(2)::before { content: '2.'; }
.numbered-list li:nth-child(3)::before { content: '3.'; }
.numbered-list li:nth-child(4)::before { content: '4.'; }
.numbered-list li:nth-child(5)::before { content: '5.'; }
.numbered-list li:nth-child(6)::before { content: '6.'; }
.numbered-list li:nth-child(7)::before { content: '7.'; }
.numbered-list li:nth-child(8)::before { content: '8.'; }
.numbered-list li:nth-child(9)::before { content: '9.'; }
.numbered-list li:nth-child(10)::before { content: '10.'; }
footer div p{
text-align: center;
}