.container {
    width: 990px;
    padding: 0 15px;
    margin: 0 auto;
}
.nav {
    font-size: 0;
    background-color: #fff;
}
.logo {
    display: inline-block;
    padding: 15px 0;
}
.logo > img {
    height: 47px;
}
.banner {
    min-width: 990px;
}
.banner > img {
    display: block;
    width: 100%;
    height: auto;
}

.content {
    padding-top: 80px;
    padding-bottom: 72px;
}
.content h2 {
    color: #2F2F32;
    font-size: 28px;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
}
.content .cells {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
}
.content .cells .item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 182px;
}
.content .cells .item-icon {
    width: 132px;
    height: 132px;
    display: block;
}
.content .cells .item-title {
    color: #2F2F32;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 6px;
    text-align: center;
}
.content .cells .item-text {
    color: #88898C;
    font-size: 14px;
    line-height: 1.5;
    text-align: center;
}

.copyright {
    min-width: 990px;
    color: #7D8DA6;
    font-size: 14px;
    line-height: 1.5;
    text-align: center;
    padding: 17px 0;
    background-color: #F3F4F8;
}