body {
    width: 100%;
    min-width: 320px;
    max-width: 640px;
    margin: 0 auto;
    font-size: 14px;
    font-family: -apple-system, Helvetica, sans-serif;
    color: #666;
    line-height: 1.5;
}

a {
    text-decoration: none
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.logo {
    height: 70px;
    background-color: royalblue;
}

.logo ul li {
    float: left;
    height: 70px;
    line-height: 70px;
    text-align: center;
}

.logo ul li:nth-child(1) {
    width: 30%;
}

.logo ul li:nth-child(1) img {
    vertical-align: middle;
}

.logo ul li:nth-child(2) {
    font-size: 30px;
    font-weight: 700;
    width: 70%;
    color: black;
}

.gg {
    height: 120px;
    text-align: center;
}

.gg p {
    font-size: 12px;
    color: red;
}

.gg p a {
    font-size: 15px;
    color: chartreuse;
}

.box li {
    float: left;
    width: 25%;
    text-align: center;
}

.box li img {
    width: 60px;
    margin: 10px 0;
}

.box li span {
    display: block;
}

.box li a {
    color: #000;
}

.td {
    width: 600px;
    margin-top: 400px;
    text-align: center;
}

.td ul li p {
    float: left;
    margin-top: 10px;
}

.td ul li p a {
    color: coral;
}

.hz {
    float: left;
}

.hz a {
    font-size: 18px;
    color: coral;
}