* {
    box-sizing: border-box;
    outline-color: #448aff;
}

html, body, p, h1, h2, h3, h4, h5, h6, ul, li, dl, dt, dd, button {
    margin: 0;
    padding: 0;
}

ul, li, dl, dt, dd {
    list-style: none;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif;
    background: #F2F2F2;
    color: #333;
    line-height: 1.75em;
}

a {
    text-decoration: none;
    color: #576b95;
}

a:hover {
    color: #1a73e8;
}

.mt-1 {
    margin-top: 10px;
}

.mt-2 {
    margin-top: 20px;
}

.fx:after {
    display: block;
    content: '';
    clear: both;
}

.main {
    width: 1200px;
    margin: 20px auto;
}

.head {
    z-index: 2;
    top: 0;
    background: #FFF;
    box-shadow: 0 1px 2px 0 rgba(60, 64, 67, .30), 0 2px 6px 2px rgba(60, 64, 67, .15);
    width: 100%;
    height: 50px;
    overflow: hidden;
}

.head .main {
    margin: 0 auto;
}

.head .logo {
    height: 50px;
    display: flex;
    flex-wrap: wrap;
    align-content: center;
}

.head .logo img {
    display: block;
}

.foot {
    margin: 0 auto 20px;
    text-align: center;
    color: #666;
}

.foot a {
    color: #666;
    text-decoration: none;
}

.card {
    padding: 20px;
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 10px;
}

.card:hover {
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.2);
}

.content {
    font-size: 15px;
}

.content_title {
    font-size: 22px;
    font-weight: 400;
    line-height: 1.4;
}

.content_time {
    margin: 15px 0;
    color: rgba(0, 0, 0, 0.3);
}

.content_time a {
    margin-right: 10px;
}

.content h2 {
    margin-top: 20px;
    color: #007aaa;
    font-size: 15px;
}

.content p {
    margin: 10px 0;
}

.context_card {
    margin: 10px 0;
    padding: 10px 15px;
    background: #f7f7f7;
    border-radius: 8px;
    color: rgba(0, 0, 0, 0.7);
}

/* 隐私权政策 */
.pp {
    background: #fff;
    border: 1px solid #cfd0d2;
    border-radius: 8px;
    font-size: 16px;
    box-shadow: 0 1px 4px 0 rgba(0, 0, 0, 0.37);
}

.pp_title {
    padding: 15px 20px;
    font-size: 18px;
    font-weight: bold;
    border-bottom: 1px solid #cfd0d2;
}

.pp_content {
    padding: 20px;
}

.pp_content p {
    padding: 0;
    margin: 10px 0 0;
}

.pp_content p:first-child {
    margin: 0;
}

@media only screen and (max-width: 1199px) {
    .main {
        width: auto;
        margin: 10px;
    }

    .head .main {
        margin: 0 10px;
    }

    .card {
        padding: 15px 10px;
    }

    .foot {
        margin-bottom: 10px;
    }
}