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;
}

/**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;
}
.section-3 {
    /* text-align: center; */
    position: relative;
    display: flex;
    flex-direction: column;
    row-gap: 1.5rem;
    padding: 0 .875rem 1.5rem .875rem;
}
.section-3 h2 {
    font-size: 1.5rem;
    font-weight: bold;
    color: #326BFF;
    letter-spacing: .1rem;
    text-align: center;
    margin-top: 2.5rem;
}

.section-3 .question {
    width: 100%;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    /* padding: 1rem; */
    border-radius: 10px;
    box-sizing: border-box;
    border: 1px solid #E3E4E4;
    position: relative;
}
.section-3 .question h3 {
    font-weight: bold;
    font-size: 0.875rem;
    line-height: 1.25rem;
    align-items: baseline;
    cursor: pointer;
    display: flex;
    padding: 0.75rem 1rem;
    background-color: #f0f0f0;
    justify-content: space-between;
}
.section-3 .question h3 span {
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    flex: 1;
    font-size: 0.875rem;
    font-weight: bolder;
    color: #333;
}
.section-3 .question p {
    color: #666;
    font-size: 0.875rem;
    line-height: 1.5rem;
    margin: 1rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2; /* 限制为两行 */
    overflow: hidden;
    text-overflow: ellipsis;
}
.section-3 .question.active p {
    border-top: 1px solid #E4E4E3;
}
.section-3 .question div.more {
    font-size: 0.75rem;
    color: #fff;
    background-color: #fff;
    padding: 0.25rem 0.85rem;
    background-color: #326BFF;
    border-radius: 4px;
    margin-left: 0.5rem;
}

.crumbs {
    margin-top: 0;
    padding: 0.5625rem 1.5rem;
    background-color: #f7f7f7;
    font-size: 0.75rem;
    color: #666;
}
.text-over {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.crumbs a, .crumbs h1 {
    display: inline-block;
    font-size: 0.75rem;
    color: #666;
}
.justify-content-between {
    justify-content: space-between !important;
}
.d-flex {
    display: flex !important;
}
.session1, .session2, .session3, .session4, .session5, .session6, .session7, .friendlink {
    padding: 0;
    border: none;
}
.session7 {
    padding: 1rem 0 0;
}
.session7 .s7-l {
    width: 100%;
    height: fit-content;
}
.sh-content {
    border: unset;
    padding: 0 1rem;
    position: relative;
    padding-bottom: 2rem;
    background: #FFFFFF;
    border-radius: 0px;
    opacity: 1;
}
.b-h-8-relative {
    position: relative;
    padding-bottom: 1.5rem;
}
.sh-mark {
    text-align: center;
}
.sh-mark h1, .sh-mark h2 {
    font-size: 1rem;
    width: 22.8125rem;
    font-family: Source Han Sans CN, Source Han Sans CN;
    font-weight: 600;
    color: #333333;
    line-height: 32px;
}
.sh-mark p.source {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}
.m-pt-16 {
    margin-top: 1rem;
    display: flex;
    justify-content: space-between;
}
.sh-mark p span a {
    color:#3d73ed;
}
.sh-mark p span {
    font-size: 12px;
    color: #666666;
    margin-right: 0;
    display: inline-flex;
    justify-content: center;
    align-items: center;
}
/*.session3 .s3-con1 .s3-img p span:nth-child(1)::before, .sh-mark p span:nth-child(2)::before {
    content: '';
    background: url(../img/m-icon-date.png) no-repeat;
    background-size: .75rem auto;
    width: .75rem;
    display: inline-block;
    margin-right: 4px;
    height: 12px;
}
.session3 .s3-con1 .s3-img p span:nth-child(2)::before, .sh-mark p span:nth-child(3)::before {
    content: '';
    background: url(../img/m-icon-views.png) no-repeat;
    background-size: 0.825rem auto;
    width: 0.825rem;
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
    height: 8px;
}*/
.b-h-inner {
    width: calc(100% + 3rem);
    position: absolute;
    left: -1.5rem;
    bottom: 0;
}
.b-h-8 {
    width: 100%;
    height: 0.5rem;
    background: #F6F6F6;
    display: inline-grid;
    margin-top: 1.5rem;
}
.m-mt-15 {
    margin-top: 1.5rem !important;
}
.img-subtitle {
    width: 5.5625rem;
    height: 1.9375rem;
    margin-left: unset !important;
    margin-top: 0;
}
.img-subtitle.pc-none {
    display: initial !important;
}
.sh-con {
    font-size: 0.75rem;
    line-height: 1.625rem;
    color: #707070;
}
.mt-24 {
    margin-top: 24px;
}
.sh-con h3 {
    background-color: #e3e9f3;
    font-weight: bold;
    color: #1967D2;
     margin: 1rem auto;
    line-height: 1.5rem;
    font-size: 0.75rem;
    padding-left: 0.5rem;
}
.sh-con p {
    font-size: 0.75rem;
    line-height: 1.625rem;
    margin: auto;
    color: #707070;
}
.sh-con img {
    margin: 1rem auto;
    box-shadow: 0px 0px 20px 0px rgba(57, 57, 57, 0.12);
    display: block;
    width: auto;
    height: auto;
    max-width: 50%;
    max-height: 300px;
    border: 1px solid #3d73ed;
}
.sh-list-0, .sh-list-2, .sh-list-3 {
    border: unset;
    padding: 0;
    position: relative;
    padding-bottom: 2rem;
}
.s7-l .sh-list-3 {
    margin-top: 1.5rem;
    padding: 0 1rem;
    padding-bottom: 1.5rem;
}
.m-none {
    display: none !important;
}
.sh-list-3 .con {
    margin-top: 0;
}
.b-h-inner {
    width: calc(100% + 1.5rem);
    position: absolute;
    left: -1.5rem;
    bottom: 0;
}
.sh-list-3 .con a {
    display: inline-flex;
    padding-bottom: 8px;
    border-bottom: 1px dashed #E3E4E4;
    margin-top: 16px;
    width: 348px;
}
.sh-list-3 .con a {
    border-bottom: 1px solid #F6F6F6;
}
.sh-list-3 .con a {
    width: 24.3125rem;
}
.sh-list-3 .con a:nth-child(odd) {
    margin-right: 0;
}
.sh-list-3 .con a span:nth-child(1) {
    width: 7px;
    height: 5px;
    background: #666;
    border-radius: 3px;
    margin: auto;
    margin-right: 4px;
}
.sh-list-3 .con a span:nth-child(2) {
    color: #666;
    font-size: 13px;
    width: 100%;
}
.sh-list-3 .con a span:nth-child(3) {
    white-space: nowrap;
    color: #999;
    font-size: 12px;
    margin-left: 32px;
}
.part-privacy {
    padding: 2rem 1rem 1rem;
    font-size: 0.75rem;
    line-height: 1.5rem;
}
.part-privacy p{
    font-size: 0.75rem;
    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: 18px;
    color: #333333;
    text-align: center;
    margin-top: 2rem;
}

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

.page-404 .desc a {
    color: #4570F6;
}

.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: #4570F6;
    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);
    }
}