#banner {
    width: 100%;
}

#banner img {
    width: 100%;
}

#land {
    width: 1080px;
    margin: 0 auto;

}

#nav_list {
    margin-top: 30px;
    color: #666666;
}

#nav_list a {
    text-decoration: none;
    color: #666666;
}

#main_right {
    float: right;
    width: 290px;
}

#main_right p {
    font-size: 16px;
    line-height: 30px;
    margin-bottom: 20px;
    text-align: center;
}

#main_right img {
    width: 100%;
}

#mian_left {
    width: 750px;
}

#mian_left img {
    width: 700px;
    margin-left: 25px;
    margin-top: 10px;
    margin-bottom: 10px;
}

#land_main {
    margin-top: 30px;
}

#land_main ul {
    margin-top: 30px;
}


h3 {
    line-height: 40px;
    border-bottom: 2px solid #D61718;
}

h2 {
    color: #D61718;
    line-height: 40px;
    border-bottom: 1px solid #D61718;
    box-sizing: border-box;
    padding-left: 20px;
}

h5 {
    text-align: center;
}

#mian_left p {
    margin-top: 20px;
    line-height: 30px;
    padding: 0px 20px;
    text-indent: 2rem;
}