.menu-container {
    display: none;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 64px;
    left: 0;
    background: rgba(0, 0, 0, 0.7);
}
body.mask .menu-container {
    display: block;
}

.menu-opt {
    user-select: none;
}
.menu-opt img {
    width: 16px;
}

body.mask .menu-opt .down-image {
    display: none;
}
body.mask .menu-opt .up-image {
    display: block;
}

.menu-opt .down-image {
    display: block;
}

.menu-opt .up-image {
    display: none;
}

.menu-container .menu {
    display: block;
}
.menu-container .menu .menu-item {
    border-bottom: 1px solid #eee;
    background: white;
    height: 50px;
    line-height: 50px;
}
.menu-container .menu .menu-item a {
    height: 50px;
    width: 100%;
    display: block;
}

.menu-container .menu .menu-item:first-child {
    border-top: 1px solid #eee;
}
.menu-container .menu  .menu-item:hover {
    border-bottom-color: #4ca3ff;
}

.menu-opt {
    display: flex;
    align-items: center;
    padding: 16px;
    width: 16px;
}

header .content {
    height: 64px;
    padding: 0 16px;
}

header {
    font-size: 20px;
}

header .logo-container img {
    width: 22px;
    border-radius: 4px;
}
.footer .beian {
    flex-direction: column;
    padding-top: 8px;
}
.footer .beian .beian-item {
    padding: 2px 0;
}
.main .content {
    padding: 16px;
}
.banner {
    height: 160px;
    padding: 20px 0;
}
.banner-content {
    height: 160px;
}
.banner-content .left {
    padding-bottom: 20px;
}
.banner-content .left img {
    max-width: 50px;
}

.banner-content .right {
    font-size: 14px;
    flex: 2;
    align-items: flex-start;
}
.banner-content .right div {
    display: inline-block;
    padding-left: 2em;
    padding-bottom: 1em;
}
.banner .image-box {
    padding-bottom: 0;
}

.about .contact {
    display: block !important;
}
.about .contact .map {
    max-height: 300px;
}
.about .contact .map img {
    max-height: 300px;
}
.about .contact .address {
    padding: 12px 0;
}

.service-item-info {
    display: flex;
    flex-direction: column;
    width: auto;
    font-size: 14px;
    line-height: 1.5em;
}
.service-item:nth-child(odd) .service-item-info {
    flex-direction: column-reverse;
}
.service-item-info .left,
.service-item-info .right {
    padding: 10px 0;
}

.service-item {
}
.service-item .title {
    font-size: 1em;
    font-weight: bold;
    padding-bottom: 0.5em;
}
.service-item .image-box {
    padding: 0;
    text-align: center;
}
.service-item .service-content {
    padding-bottom: 4em;
}
.service-item .image-box img {
    max-height: 150px;
}
.service-item .left, .service-item .right {
    padding: 0;
}
.case-image img, .product-image img {
    width: 140px;
}

.about .info-group {
    padding-bottom: 20px;
}

.case {
    margin-bottom: 20px;
}
.case .case-name {
    padding: 10px 0;
}
.case .case-description {
    padding: 10px 0;
}

.product .page-title {
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    padding: 2em 0;
}

.join .left {
    flex: 1;
}
.join .join-ad {
    font-size: 16px;
    line-height: 2em;
    text-align: center;
}

.join  .join-title {
    font-size: 20px;
    padding: 1em 0;
}

.join .owner-items {
    color: #666;
    line-height: 1.8em;
}
.join  .owner-items .item {
    font-size: 16px;
    padding-bottom: 3em;
}
.join .owner-items img {
    max-height: 200px;
}
.join .owner-items .image-box {
    text-align: center;
}
.join .owner-items .item-title {
    text-align: center;
    padding: 0.5em 0;
    font-size: 18px;
    color: black;
}

.join  .simple-owner-items {
    font-size: 18px;
    margin: 0;
    padding: 0 0 0 1em;
}
.join  .simple-owner-items .item {
    padding-bottom: 20px;
    list-style: none;
    display: flex;
}
.join  .simple-owner-items img {
    width: 24px;
    margin-right: 12px;
}