.paper_check_feature {
    position: absolute;
    z-index: 998;
    top: 652px;
    width: 1280px;
    left: 50%;
    transform: translate(-50%, 0)
}

.paper_check_feature .page_content_item {
    background: #fff;
    box-shadow: 0 1px 10px 0 rgba(0, 0, 0, .07);
    border-radius: 6px;
    height: 151px;
    padding: 46px 46px 0;
    box-sizing: border-box
}

.paper_check_feature .feature_item {
    float: left;
    width: 260px;
    margin-right: 45px
}

.paper_check_feature .feature_item div {
    display: inline-block
}

.paper_check_feature .feature_item .feature_item_logo {
    width: 60px;
    height: 68px;
    margin-right: 10px
}

.paper_check_feature .feature_item .feature_item_text {
    width: 185px;
    vertical-align: top
}

.paper_check_feature .feature_item .feature_item_text h3 {
    font-size: 18px;
    line-height: 26px;
    color: #222;
    font-family: PingFangSC-Medium, "Microsoft YaHei", Arial, Helvetica, sans-serif;
    font-weight: 400
}

.paper_check_feature .feature_item .feature_item_text p {
    font-size: 13px;
    line-height: 21px;
    color: #666;
    font-family: PingFangSC-Regular, "Microsoft YaHei", Arial, Helvetica, sans-serif
}

.paper_check_feature .feature_item:last-child {
    margin-right: 0
}

.paper_check_feature .feature_one {
    background: url(/static/img/feature_01.png) no-repeat top center
}

.paper_check_feature .feature_two {
    background: url(/static/img/feature_02.png) no-repeat top center
}

.paper_check_feature .feature_three {
    background: url(/static/img/feature_03.png) no-repeat top center
}

.paper_check_feature .feature_four {
    background: url(/static/img/feature_04.png) no-repeat top center
}

.paper_check_feature .paper_check_icon {
    background-size: cover;
    background-repeat: no-repeat
}

.page_content_item {
    width: 1280px;
    margin: 0 auto
}

.paper_check_hot .page_content_item {
    position: relative
}

.paper_check_hot .page_content_item .paper_check_hot_btn {
    position: absolute;
    width: 28px;
    height: 36px;
    background: rgba(57, 57, 57, .3);
    line-height: 36px;
    text-align: center;
    cursor: pointer;
    z-index: 10
}

.paper_check_hot .page_content_item .paper_check_hot_btn span {
    color: #fff
}

.paper_check_hot .page_content_item .btn_left {
    left: 0;
    top: 60%;
    transform: translateY(-50%);
    border-radius: 0 5px 5px 0;
    display: none
}

.paper_check_hot .page_content_item .btn_right {
    right: 1px;
    top: 60%;
    transform: translateY(-50%);
    border-radius: 5px 0 0 5px
}

#paper_check_banner {
    width: 100%;
    height: 528px;
    overflow: hidden
}


.common_banner_dot {
    position: absolute;
    z-index: 2;
    top: 420px;
    left: 50%;
    transform: translate(-50%, 0)
}

.common_banner_dot ul {
    list-style: none
}

.common_banner_dot ul li {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 6px;
    margin-left: 5px;
    background: rgba(255, 255, 255, .7);
    cursor: pointer
}

.common_banner_dot ul li.dot_item_current {
    width: 22px;
    background: #fff
}

#right_content {
    width: 1280px;
    margin: 70px auto 0;
    min-height: calc(100vh - 70px);
    position: relative;
}

#page_content {
    min-height: calc(100vh - 70px);
    position: relative;
    padding-bottom: 100px;
}

.content_left {
    float: left;
    width: 940px;
    background: #fff;
    border-radius: 6px;
    padding: 25px 46px 50px;
    position: relative;
    box-sizing: border-box;
    min-height: calc(100vh - 170px);
}

.paper_check_authority {
    margin-top: 320px;
    padding-bottom: 90px;
    margin-bottom: 10px;
}

.paper_check_authority h1 {
    font-size: 36px;
    line-height: 1;
    margin-bottom: 16px;
    text-align: center;
    margin-top: 0;
    font-family: PingFangSC-Semibold, "Microsoft YaHei", Arial, Helvetica, sans-serif;
    color: #000;
    font-weight: 400
}

.paper_check_authority h2 {
    font-size: 16px;
    line-height: 1;
    margin-bottom: 40px;
    text-align: center;
    color: #666;
    font-weight: 400;
    font-family: PingFangSC-Regular, "Microsoft YaHei", Arial, Helvetica, sans-serif
}

.paper_check_authority .paper_check_authority_list {
    min-height: 324px;
    height: auto;
}

.paper_check_authority .paper_check_authority_list .list_item {
    width: 625px;
    min-height: 324px;
    height: auto;
    border-radius: 6px;
    box-shadow: 0 1px 10px 0 rgba(0, 0, 0, .07);
    padding: 32px;
    box-sizing: border-box;
    cursor: pointer;
    margin-bottom: 20px;
}

.paper_check_authority .paper_check_authority_list .list_item .item_top {
    height: 48px;
    margin-bottom: 32px
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_logo {
    float: left;
    width: 154px
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_logo img {
    width: 100%
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_logo .logo_color {
    display: block
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_logo .logo_white {
    display: none
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_num {
    float: right;
    font-size: 48px;
    line-height: 1;
    margin-right: 10px;
    color: #F64C4C;
    letter-spacing: 0;
    font-family: Impact, Arial, Helvetica, sans-serif
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_text {
    float: right;
    line-height: 1
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_text .item_top_text_tag {
    font-size: 12px;
    padding: 6px 10px 4px 9px;
    display: inline-block;
    border-radius: 10px 0;
    background-image: linear-gradient(137deg, #fb6f53 0, #f44c4c 56%);
    color: #fff;
    margin-bottom: 5px
}

.paper_check_authority .paper_check_authority_list .list_item .item_top .item_top_text .item_top_text_text {
    font-size: 16px;
    color: #666
}

.paper_check_authority .paper_check_authority_list .list_item .item_bottom .item_bottom_text {
    float: left;
    font-size: 30px;
    color: #222;
    font-family: PingFangSC-Medium;
    letter-spacing: 0
}

.paper_check_authority .paper_check_authority_list .list_item .item_bottom .item_bottom_text small {
    font-size: 16px
}

.paper_check_authority .paper_check_authority_list .list_item .item_bottom .item_bottom_btn {
    float: right;
    width: 215px;
    height: 47px;
    background-image: linear-gradient(133deg, #69a4fa 0, #4d6fff 82%);
    box-shadow: 0 2px 10px 1px rgba(79, 110, 242, .42);
    border-radius: 23.5px;
    text-align: center;
    font-size: 18px;
    line-height: 47px;
    color: #fff;
    margin-top: -15px
}

.paper_check_authority .paper_check_authority_list .list_item .item_bottom:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden
}

.paper_check_authority .paper_check_authority_list .list_item p {
    margin-bottom: 18px;
    font-size: 14px;
    line-height: 20px;
    color: #666;
    height: 20px;
    overflow: hidden
}

.paper_check_authority .paper_check_authority_list .list_item p b {
    color: #000;
    font-weight: 400;
    font-family: PingFangSC-Semibold
}

.paper_check_authority .paper_check_authority_list .list_item p.item_feature, .paper_check_authority .paper_check_authority_list .list_item p.item_tech {
    height: 40px
}

.paper_check_authority .paper_check_authority_list .list_left {
    float: left
}

.paper_check_authority .paper_check_authority_list .list_right {
    float: right
}


.paper_check_hot {
    padding-top: 80px;
    background: #f8f8f8
}

.paper_check_hot h1 {
    font-size: 36px;
    line-height: 1;
    margin-bottom: 16px;
    text-align: center;
    margin-top: 0;
    font-family: PingFangSC-Semibold, "Microsoft YaHei", Arial, Helvetica, sans-serif;
    color: #000;
    font-weight: 400
}

.paper_check_hot h2 {
    font-size: 16px;
    line-height: 1;
    margin-bottom: 40px;
    text-align: center;
    color: #666;
    font-weight: 400
}


.paper_check_hot .paper_check_brand_list {
    height: 404px;
    padding: 3px
}

.paper_check_hot .paper_check_brand_list .hx_list {
    width: 2000px;
    transition: transform .5s
}

.paper_check_hot .paper_check_brand_list .hx_list .list_item {
    height: 396px;
    margin-right: 28px
}

.paper_check_hot .paper_check_brand_list .hx_list .list_item p.item_feature {
    height: 66px
}

.paper_check_hot .paper_check_brand_list .hx_list .list_item:last-child {
    float: left
}

.paper_check_hot .paper_check_brand_list .hx_list::after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden
}

.paper_check_hot .paper_check_brand_list .hx_list_flex {
    display: flex;
    flex-direction: row;
    justify-content: space-between
}

.paper_check_hot .paper_check_brand_list .hx_list2 .list_item {
    margin: 0;
    width: 48%
}

.paper_check_hot .paper_check_brand_list .hx_list3 .list_item {
    margin: 0;
    width: 32%
}

.paper_check_hot .paper_check_brand_list .list_item {
    width: 297px;
    height: 416px;
    border-radius: 12px;
    box-shadow: 0 1px 10px 0 rgba(0, 0, 0, .07);
    float: left;
    margin-right: 28px;
    padding: 30px 20px;
    box-sizing: border-box;
    cursor: pointer;
    background: #fff
}

.paper_check_hot .paper_check_brand_list .list_item .item_top {
    margin-bottom: 18px
}

.paper_check_hot .paper_check_brand_list .list_item .item_top .item_top_logo {
    width: 100%;
    text-align: center;
    margin-bottom: 25px
}

.paper_check_hot .paper_check_brand_list .list_item .item_top .item_top_logo img {
    height: 36px
}

.paper_check_hot .paper_check_brand_list .list_item .item_top .item_top_price {
    line-height: 1;
    font-size: 30px;
    text-align: center;
    font-weight: 600;
    color: #222
}

.paper_check_hot .paper_check_brand_list .list_item .item_top .item_top_price small {
    font-size: 14px;
    vertical-align: middle;
    margin-left: 6px;
    font-weight: 400;
    color: #222
}

.paper_check_hot .paper_check_brand_list .list_item .item_bottom {
    margin-top: 36px
}

.paper_check_hot .paper_check_brand_list .list_item .item_bottom .item_bottom_btn {
    width: 161px;
    height: 42px;
    background-image: linear-gradient(133deg, #69a4fa 0, #4d6fff 82%);
    box-shadow: 0 2px 10px 1px rgba(79, 110, 242, .42);
    border-radius: 21px;
    text-align: center;
    font-size: 16px;
    line-height: 42px;
    color: #fff;
    margin: 0 auto;
    position: relative;
    overflow: hidden
}

.paper_check_hot .paper_check_brand_list .list_item .item_bottom .item_bottom_btn .item_bottom_flash {
    display: none;
    position: absolute;
    width: 30px;
    height: 42px;
    transform: skew(-20deg);
    -webkit-transform: skew(-20deg);
    -moz-transform: skew(-20deg);
    -o-transform: skew(-20deg);
    -ms-transform: skew(-20deg);
    opacity: .1;
    background-image: linear-gradient(98deg, rgba(255, 255, 255, .01) 21%, #fff 73%);
    left: 0
}

.paper_check_hot .paper_check_brand_list .list_item .item_bottom .item_bottom_btn:hover .item_bottom_flash {
    display: block;
    animation: flashMove 2s infinite
}

.paper_check_hot .paper_check_brand_list .list_item p {
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 22px;
    height: 22px;
    color: #151515;
    overflow: hidden
}

.paper_check_hot .paper_check_brand_list .list_item p b {
    color: #333
}

.paper_check_hot .paper_check_brand_list .list_item p.item_feature {
    height: 88px
}

.paper_check_hot .paper_check_brand_list .list_item:last-child {
    margin-right: 0;
    float: right
}

.list_right.hover_active .item_top .item_top_logo img {
    filter: grayscale(100%) brightness(200%)
}

.list_right.hover_active .item_bottom .item_bottom_btn:hover {
    text-decoration: underline
}

.list_left.hover_active .item_top .item_top_logo .logo_color {
    display: none !important
}

.list_left.hover_active .item_top .item_top_logo .logo_white {
    display: block !important
}

.paper_check_knowledge {
    /*padding-top: 80px;*/
    background: #f8f8f8
}

.paper_check_knowledge h1 {
    font-size: 36px;
    line-height: 1;
    margin-bottom: 40px;
    text-align: center;
    margin-top: 0;
    font-family: PingFangSC-Semibold, "Microsoft YaHei", Arial, Helvetica, sans-serif;
    color: #000;
    font-weight: 400
}

.paper_check_knowledge .knowledge_list {
    height: 324px;
    background: #fff;
    border-radius: 6px
}

.paper_check_knowledge .knowledge_list .knowledge_list_item {
    width: 290px;
    height: 324px;
    float: left;
    margin-right: 30px;
    padding: 40px 0 40px 40px;
    box-sizing: border-box
}

.paper_check_knowledge .knowledge_list .knowledge_list_item:last-child {
    margin-right: 0
}

.paper_check_knowledge .knowledge_list .item_top {
    margin-bottom: 18px;
    line-height: 1
}

.paper_check_knowledge .knowledge_list .item_top h2 {
    margin-bottom: 7px;
    font-weight: 400;
    font-family: PingFangSC-Semibold
}

.paper_check_knowledge .knowledge_list .item_top small {
    font-size: 18px;
    color: #999
}

.paper_check_knowledge .knowledge_list .item_top a {
    color: #222;
    font-size: 18px;
    line-height: 1
}

.paper_check_knowledge .knowledge_list .item_top a:hover {
    color: #4F6EF2
}

.paper_check_knowledge .knowledge_list hr {
    border: 0;
    height: 1px;
    width: 100%;
    background: #eee;
    padding: 0;
    margin: 0
}

.paper_check_knowledge .knowledge_list .item_bottom {
    margin-top: 30px;
    line-height: 1
}

.paper_check_knowledge .knowledge_list .item_bottom p {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    max-height: 14px;
    overflow: hidden
}

.paper_check_knowledge .knowledge_list .item_bottom p a {
    color: #333
}

.paper_check_knowledge .knowledge_list .item_bottom p:hover, .paper_check_knowledge .knowledge_list .item_bottom p:hover a {
    color: #4F6EF2
}

.list_item.hover_active .item_top_text_text {
    color: rgba(255, 255, 255, .7) !important
}

.list_item.hover_active .item_top_num {
    color: #fff !important
}

.list_left.hover_active .item_bottom .item_bottom_btn:hover {
    text-decoration: underline
}

.list_item.hover_active .item_bottom_text {
    color: #fff !important
}

.list_item.hover_active .item_bottom_btn {
    background: #fff !important;
    color: #4F6EF2 !important
}

.paper_check_brand_list {
    overflow: hidden
}

.list_item.hover_active {
    background-image: linear-gradient(151deg, #7fc4ff 0, #4f6ef2 58%)
}

.list_item.hover_active p {
    color: rgba(255, 255, 255, .7) !important
}

.list_item.hover_active p b {
    color: #fff !important
}

.list_item.hover_active .item_top_price {
    color: #fff !important
}

.list_item.hover_active .item_top_price small {
    color: rgba(255, 255, 255, .7) !important
}

.paper_check_opera {
    padding-top: 80px;
    padding-bottom: 90px;
    background: #f8f8f8
}

.paper_check_opera h1 {
    font-size: 36px;
    line-height: 1;
    margin-bottom: 40px;
    text-align: center;
    margin-top: 0;
    font-family: PingFangSC-Semibold, "Microsoft YaHei", Arial, Helvetica, sans-serif;
    color: #000;
    font-weight: 400
}

.paper_check_opera .paper_check_opera_list {
    height: 94px;
    background: #fff;
    border-radius: 6px
}

.paper_check_opera .paper_check_opera_list .list_top .opera_list_item {
    width: 255px;
    height: 94px;
    float: left;
    border-right: 1px solid #F4F4F4;
    text-align: center
}

.paper_check_opera .paper_check_opera_list .list_top .opera_list_item img {
    height: 32px;
    margin-top: 30px
}

.paper_check_opera .paper_check_opera_list .list_top .opera_list_item:last-child {
    border-right: 0
}