body {
    margin: 0;
    padding: 0;
    background-color: #ededed;
    font-family: "Helvetica Neue", Helvetica, "microsoft yahei", arial, STHeiTi, sans-serif;
}

.banner {
    width: 100%;
    display: block;
    margin-bottom: 10px;
}

.panel {
    background: #fff;
    margin-bottom: 10px;
    font-size: 15px;
    color: #232323;
}

.panel > .title {
    padding: 10px;
    border-bottom: 1px solid #ededed;
    font-size: 16px;
    display: flex;
    align-items: center;
}

.panel > .title::before {
    content: "";
    display: block;
    width: 3px;
    height: 15px;
    background: #1088f8;
    border-radius: 4px;
    margin-right: 6px;
}

.function-list {
    display: flex;
    flex-wrap: wrap;
}

.function-list > a {
    width: 50%;
    display: flex;
    align-items: center;
    padding: 15px 5px;
    box-sizing: border-box;
    color: #383838;
    text-decoration: none;
    border-bottom: 1px solid #ededed;
}

.function-list > a:nth-last-child(-n + 2):nth-child(2n + 1),
.function-list > a:nth-last-child(-n + 2):nth-child(2n + 1) ~ a {
    border-bottom: none;
}

.function-list > a:nth-child(odd):not(:last-child) {
    border-right: 1px solid #ededed;
}

.function-list img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

.function-list .sub-title {
    font-size: 12px;
    color: #979797;
    margin-top: 5px;
}

footer {
    width: 100%;
    font-size: 12px;
    text-align: center;
    color: #666;
}

footer.flow {
    margin: 20px 0;
}

footer.position {
    position: absolute;
    bottom: 20px;
}