body, p, h1, h2, h3, h4, h5, h6, ul, ol, dl, li, dt, dd, section {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

* {
    outline: none;
}

div, ul, h1, h2, h3, h4, h5, h6 {
    box-sizing: border-box
}

ul, ol, li {
    list-style: none
}

a {
    text-decoration: none;
}

html, body {
    background-color: #f1f1f1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    align-items: center;
}

p {
    text-align: justify;
    text-justify: inter-ideograph;
}

em {
    font-style: inherit;
}


.main_wrap {
    background: #fff;
    height: 100vh;
    width: 26.125rem;
    box-shadow: 2px 3px 10px #999;
    overflow-y: scroll;
    display: flex;
    flex-direction: column;
}

/**滚动条START**/
.main_wrap::-webkit-scrollbar {
    width: .25rem;
}

.main_wrap::-webkit-scrollbar-track {
    background: #fff;
    border-radius: .25rem;
}

.main_wrap::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: .25rem;
    border: .125rem solid #c1c1c1;
}

/**滚动条END**/

.section-1 {
    background-image: url('../img/banner.png');
    background-size: 100% 100%;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-1 .logo_wrap {
    margin-left: 1rem;
    height: 3.5rem;
    margin-right: auto;
    align-items: center;
    display: flex;
    cursor: pointer;
}

.section-1 .logo_wrap img {
    height: 1.875rem;
    width: auto;
}

.section-1 .con {
    flex-direction: column;
    margin-top: 2rem;
    display: flex;
    align-items: center;
}

.section-1 .con .banner {
    width: calc(100% - 11.8rem);
    height: auto;
    margin-top: 1rem;
    margin-left: -3rem;
}

.section-1 .con .desc {
    font-size: 1rem;
    color:#666 ;
    margin-top: .5rem;
}

.section-1 .con .name {
    color: #333;
    justify-content: flex-start;
    font-weight: bold;
    font-size: 1.75rem;
    align-items: initial;
}

.section-1 .index-btn_wrap {
    display: flex;
    margin-top: 1rem;
    flex-direction: column;
    align-items: center;
}

.section-1 .con .banner-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #3C7EF1;
    text-align: center;
    color: #fff;
    font-weight: bold;
    gap: .5rem;
    width: 13.125rem;
    height: 2.875rem;
    font-size: 1rem;
    border-radius: 1.4rem;
}

.section-1 .con .banner-btn:before {
    content: '';
    width: 1.5rem;
    height: 1.5rem;
    background: url("../img/icon-down.svg");
    background-size: 1.5rem;
}

.section-1 .con .banner-btn.android-btn:before {
    background: url("../img/android.svg");
    background-size: 1.5rem;
}

.section-1 .con .banner-btn.ios-btn:before {
    background: url("../img/ios.svg");
    background-size: 1.5rem;
}


.index-btn_wrap {
    position: relative;
    cursor: pointer;
}

.index-code-box {
    display: flex;
    align-items: flex-end !important;
    justify-content: center !important;
    width: 11.1875rem !important;
    height: 12.3125rem !important;
    background: url(../img/code-box.png);
    background-size: 11.1875rem 12.3125rem;
    position: absolute;
    top: 3rem;
    /* left: 28%; */
    display: none !important;
}

.index-code-box .index-code {
    margin-bottom: 1.5rem;
}

.index-code-box .index-code img {
    width: 8.5rem !important;
    height: 8.5rem !important
}

.section-1 .down-base-info {
    color: #666;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .875rem;
    margin-top: 0.5rem;
    gap: 0 .5rem;
    flex-wrap: wrap;
}

.section-1 .down-base-info em {
    all: unset;
    font-style: normal;
}

.section-1 .index-device-desc {
    color: #666;
    text-align: center;
    font-size: .875rem;
    margin-top: 0.5rem;
}

.section-2 {
    display: flex;
    flex-direction: column;
    align-items: center;
    row-gap: 2.5rem;
    margin-top: 2.5rem;
    padding: 0 1rem;
}

.section-2 .row {
    display: flex;
    justify-content: center;
    align-items: center;
    column-gap: 4.25rem;
    width: 100%;
    height: auto;
    flex-direction: column !important;
    row-gap: 1.5rem;
    background-color: #fff;
    position: relative;
}

.section-2 .row:nth-child(even) {
    flex-direction: row-reverse;
}

.section-2 .row .info {
    display: flex;
    align-items: center;
    flex-direction: column;
    width: 100%
}

.section-2 .row .info .name {
    font-weight: 600;
    font-size: 1.5rem;
    color: #326BFF;
    margin-top: 0.5rem;
}

.section-2 .row .info .name2 {
    font-size: 1.5rem;
    font-weight: bold;
    color:#326BFF;
    letter-spacing: .1rem;
}

.section-2 .row .info .desc {
    font-size: 0.875rem;
    color: #666;
    line-height: 1.625rem;
    margin-top: 1rem;
}

.section-2 .row > img {
    width: auto;
    height: 24.3125rem;
    object-fit: contain;
}

.section-2 .row .tags .con1,
.section-2 .row .tags .con2,
.section-2 .row .tags .con3 {
    display: flex;
    flex-direction: column;
    row-gap: 0.5rem;
    padding: 0.85rem;
    border-radius: 0.5rem;
    width: 8.625rem;
    position: absolute;
}
.section-2 .row .tags .con1 span,
.section-2 .row .tags .con2 span,
.section-2 .row .tags .con3 span {
    display: flex;
    column-gap: 0.25rem;
}
.section-2 .row .tags .con1 {
    background-color: #DED5F8;
    top: 16.25rem;
    left: 2.85rem;
}
.section-2 .row .tags .con1 span::before {
    content: '';
    width: 0.875rem;
    height: 0.875rem;
    display: inline-block;
    background-image: url('../img/icon-safe-1.svg');
    background-size: 0.875rem;
    background-repeat: no-repeat;
}
.section-2 .row .tags .con2 {
    background-color: #F6E7BF;
    top: 21.25rem;
    left: 13.85rem;
}
.section-2 .row .tags .con2 span::before {
    content: '';
    width: 0.875rem;
    height: 0.875rem;
    display: inline-block;
    background-image: url('../img/icon-safe-2.svg');
    background-size: 0.875rem;
    background-repeat: no-repeat;
}
.section-2 .row .tags .con3 {
    background-color: #E0E6F1;
    top: 26.5rem;
    left: 2.85rem;
}
.section-2 .row .tags .con3 span::before {
    content: '';
    width: 0.875rem;
    height: 0.875rem;
    display: inline-block;
    background-image: url('../img/icon-privacy.svg');
    background-size: 0.875rem;
    background-repeat: no-repeat;
}
.section-2 .row .tags span,
.section-2 .row .tags p {
    font-size: 0.625rem;
}
.section-2 .row .tags span {
    color:#333;
}
.section-2 .row .tags p {
    color: #666;
    line-height: 1.05rem;
}

.middle-main {
    width: 100%;
    margin-bottom: auto;
}
.crumbs {
    color: #6D6D7D;
    align-items: center;
    padding: 0 1rem 0 1rem;
    height: 2rem;
    white-space: normal;
    font-size: .8rem;
    position: relative;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    -webkit-line-clamp: 1;
}
.crumbs a {
    font-size: .8rem;
    line-height: 2rem;
    color: #6D6D7D;
}
.crumbs span {
    font-size: .8rem;
    width: calc(100vw - 10.5rem);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #6D6D7D;
}
.hr {
    display: block;
    width: 100%;
    height: .5rem;
    flex-shrink: 0;
    background: #f2f2f2;
}
.Min1 {
    display: block;
    min-height: calc(100vh - 64px - 15rem);
}
.Min1 .help-item {
    width: 100%;
    height: auto;
    padding: 0 1rem;
    margin-top: 1rem;
    border-radius: unset;
    display: flex;
    justify-content: space-between;
    align-items: center;
    overflow: hidden;
    background: #FFFFFF;
    box-sizing: border-box;
}
.Min1 .help-item:nth-of-type(3n-2) {
    margin-left: 0;
}
.Min1 .help-item .item-thumb {
    width: 7.5rem;
    height: 5rem;
    border-radius: .375rem;
    object-fit: cover;
}
.Min1 .help-item .item-right {
    height: 5rem;
    border-bottom: .025rem solid #DDDDDD;
    width: 15.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}
.Min1 .help-item .item-right .item-name {
    font-size: 1rem;
    line-height: 1.5rem;
    margin: 0;
    height: 1.5rem;
    -webkit-line-clamp: 1;
    font-weight: bold;
    color: #202125;
    text-align: left;
    font-style: normal;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
}
.Min1 .help-item .item-right .item-desc {
    display: none;
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    line-height: 26px;
    text-align: left;
    font-style: normal;
    border: 24px solid #f7f7f7;
    background: #F7F7F7;
    border-radius: 10px 10px 10px 10px;
    box-sizing: content-box;
    /* display: -webkit-box; */
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    height: 52px;
}
.Min1 .help-item .item-right .item-update {
    margin-top: 1rem;
    font-size: .8rem;
    line-height: 1rem;
    text-align: left;
    font-style: normal;
    display: flex;
    align-items: center;
    color: #666;
    font-weight: 400;
}
.Min1 .help-item .item-right .item-update:before {
    content: '';
    width: 1rem;
    height: 1rem;
    background: url(../img/time.png);
    background-size: 1rem;
    margin-right: .5rem;
}
.lists-pages {
    margin: 1.5rem 0;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    column-gap: .5rem;
}
.lists-pages a, .lists-pages span {
    font-size: .8rem;
    display: inline-block;
    background: #FFFFFF;
    box-shadow: 0px 0px 2px 1px rgba(0, 0, 0, 0.16);
    border-radius: .25rem;
    font-weight: 400;
    text-align: center;
    color: #333;
    padding: .37rem .5rem;
}
.lists-pages a:hover, .lists-pages span:hover, .lists-pages span:first-of-type {
    color: #fff;
    background: #3c7ef0;
}
.left-content {
    width: 100%;
}
.Min2 {
    width: 100%;
    background: #FFFFFF;
}
.Min2 h2 {
    font-size: 1.25rem;
    padding: 1rem;
    font-weight: bold;
    color: #202125;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: normal;
}
.Min2 .base-info {
    padding: 0 0 1rem;
    margin: 0 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid #E4E4E4;
}
.Min2 .base-info span {
    font-size: .875rem;
    margin-right: 1.5rem;
    color: #757575;
}
.Min2 .base-info span a {
    font-size: .875rem;
    color: #3d7ff2;
}
.Min2 .detail-content {
    padding: 1rem;
    font-size: .875rem;
    color: #333;
    line-height: 1.5rem;
    border-bottom: 1px solid #E4E4E4;
}
.Min2 .detail-content a {
    color: #3d7ff2;
}
.Min2 .detail-content p {
    font-size: .875rem;
    color: #333333;
    line-height: 1.5rem;
    padding: 0;
    margin: 0;
}
.Min2 .detail-content p img {
    margin: 1rem auto;
    display: block;
    max-width: 50% !important;
    max-height: 18rem;
    width: auto;
    height: auto;
    border-radius: .25rem;
    box-shadow: 0 0 5px 1px #3d7ff2;
}
.Min2 .detail-content h3 {
    font-size: .875rem;
    padding: .5rem;
    margin: 1rem 0;
    background: #e7effd;
    font-weight: bold;
    color: #3C7FF4;
}
.Min3 {
    background: #fff;
    padding: 1rem;
    margin: 0;
}
.module-name {
    background: url(../img/module-title-bg.png);
    width: 5.75rem;
    height: 1.625rem;
    display: inline-block;
    background-size: 5.75rem 1.625rem;
    font-weight: bold;
    font-size: 1.25rem;
    color: #333333;
    padding-left: .625rem;
}
.Min3 .lists {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.Min3 .lists .item {
    width: 100%;
    border-radius: .5rem;
    padding: 1rem;
    margin-top: 1rem;
    border: 1px solid #E4E4E3;
    box-sizing: border-box;
}
.Min3 .lists .item .item-name {
    font-size: 1rem;
    margin-bottom: .25rem;
    color: #333333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: bold;
}
.Min3 .lists .item .item-desc {
    font-size: .875rem;
    line-height: 1.5rem;
    color: #666;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
}

.section-3 {
    margin: 2.5rem 0 1rem 0;
    padding: 0 1rem;
}
.section-3 .name2 {
    font-size: 1.5rem;
    font-weight: bold;
    color: #326BFF;
    letter-spacing: .1rem;
    text-align: center;
    margin-bottom: 1rem;
}
.section-3 .lists {
    row-gap: 1.5rem;
    column-gap: 1.5rem;
    max-width: unset;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;

}
.section-3 .question {
    width: 100%;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    border-radius: 10px;
    box-sizing: border-box;
    position: relative;
    box-shadow: 0 0px 4px 1px #eee;
}
.section-3 .question h3 {
    font-size: 0.875rem;
    line-height: 1.25rem;
    padding: 0.75rem 1rem 0;
    font-weight: bold;
    align-items: baseline;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
}
.section-3 .question h3 span {
    font-size: 1rem;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    flex: 1;
    font-weight: bolder;
    color: #333;
}
.section-3 .question p {
    color: #666;
    font-size: 0.875rem;
    line-height: 1.75rem;
    margin: 0.75rem 1rem 1rem;
}
.section-3 .question a.more {
    color: #356EEE;
    font-size: 0.75rem;
    padding: 0.1rem 0;
    /*border: 1px solid #356EEE;*/
    border-radius: 15px;
    width: 6rem;
    display: flex;
    justify-content: center;
    position: absolute;
    right: 1rem;
    bottom: 1.2rem;
}

.part-container {
    padding: 2rem 1rem 1rem;
    font-size: .75rem;
    line-height: 1.5rem;
}
.part-container p{
    font-size: .75rem;
    line-height: 1.5rem;
}
.page-404 {
    height: 100%;
}

.page-404 img {
    width: 100%;
    margin-top: 4rem;
    padding: 0 2rem;
    box-sizing: border-box;
}

.page-404 h1,.page-404 span {
    display: block;
    font-size: 1.125rem;
    color: #333333;
    text-align: center;
    margin-top: 2rem;
}

.page-404 .desc {
    text-align: center;
    font-size: 1.125rem;
    margin-top: 1rem;
}

.page-404 .desc a {
    color: #3766F3;
}

.page-404 .btn-lists {
    margin: 1.5rem 0 1rem;
    display: flex;
    justify-content: center;
}

.page-404 .btn-lists a {
    width: 78px;
    height: 33px;
    line-height: 33px;
    text-align: center;
    background: #3766F3;
    font-size: 12px;
    color: #FFFFFF;
    margin-right: 1.5rem;
}


.footer {
    text-align: center;
    width: 100%;
    background-color: #F8FAFB;
    padding: 1rem 1rem;
}

.footer p {
    font-weight: normal;
    color: #333;
    margin-top: 0;
    text-align: center;
    font-size: .75rem;
    margin-bottom: 0;
    line-height: 1.25rem;
}

.footer .friend-link {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0 .5rem;
}

.footer a {
    font-size: .75rem;
    color: #333;
}


.to_top {
    position: fixed;
    right: 1rem;
    bottom: 4.5rem;
    cursor: pointer;
    display: none;
}

.to_top img {
    width: 4rem;
    height: 4rem;
}

@media (min-width: 600px) {
    .to_top {
        right: calc(50vw - 12rem);
    }
}