.neirong img {
    width: 100%;
    height: 100%;
}

.neirong h3 {
    text-align: center;
    margin-bottom: 20px;
}

.neirong p {
    font-size: 14px;
    line-height: 2;
}

.s_main {
    padding: 10px;
    margin: 10px 0 10px 0;
}

.s_main strong {
    display: block;
    font-size: 14px;
    margin-bottom: 5px;
}

.s_main p {
    text-indent: 2em;
}