body,
html {
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
    color: #333333;
}

.clear_float:after {
    display: block;
    content: "";
    clear: both;
}

.value_inner {
    /* width: 1200px; */
    width: 63%;
    margin: auto;
}


/* 
.page_head{
    position: relative;
    z-index: 2;
    width: 100%;
    min-width: 1200px;
    height: 80px;
    background-color: rgba(255,255,255,0.9);
    -webkit-transition: background-color 500ms;
    -moz-transition: background-color 500ms;
    -ms-transition: background-color 500ms;
    -o-transition: background-color 500ms;
    transition: background-color 500ms;
    box-shadow: 0 0 10px 0 rgba(84, 95, 111, 0.3);
}
.page_head:after{
    display: block;
    content: "";
    clear: both;
}
.page_head>div{
    width: 1200px;
    margin: 0 auto;
}
.head_logo{
    float: left;
    height: 40px;
    line-height: 80px;
    margin: 20px 0 0 15%;
    margin-left: 0;
}
.head_link{
    float: right;
    list-style: none;
    font-size: 18px;
    min-height: 18px;
    margin: 0 8% 0 0;
    margin-right: 0;
    padding: 0;
}
.head_link>li{
    float: left;
    font-size: 18px;
}
.head_link>li>a{
    text-decoration: none;
    display: block;
    color: #1c75bc;
    height: 80px;
    line-height: 100px;
    padding: 0 30px;
    font-size: 24px;
    -webkit-transition: background-color 300ms, color 300ms;
    -moz-transition: background-color 300ms, color 300ms;
    -ms-transition: background-color 300ms, color 300ms;
    -o-transition: background-color 300ms, color 300ms;
    transition: background-color 300ms, color 300ms;
}
.head_link>li>a:hover{
    color: #f2f8fa;
    background-color: #005ff3;
}
.head_link>li:nth-of-type(2):hover>.IT_services_link{
    height: 80px;
}
.head_link>li:nth-of-type(3):hover>.IT_services_link{
    height: 120px;
}
.head_link>li:nth-of-type(4):hover>.IT_services_link{
    height: 160px;
} */
/* 替换开始 */
.ad {
    height: 80px;
    width: 100%;
    background-color: #245bae;
    color: #ffffff;
    -webkit-transition: height 300ms;
    -moz-transition: height 300ms;
    -ms-transition: height 300ms;
    -o-transition: height 300ms;
    transition: height 300ms;
}

.ad>span {
    display: inline-block;
    width: 97%;
    height: 40px;
    padding: 20px 0;
    text-align: center;
    vertical-align: middle;
}

.ad_cancel {
    width: 15px;
    height: 14px;
    border: none;
    background: url("../20190903image/index/cancel-1.png") no-repeat 100%/100%;
    outline: none;
    color: #ffffff;
    cursor: pointer;
    vertical-align: middle;
}


.page_head {
    position: relative;
    z-index: 2;
    width: 100%;
    min-width: 1200px;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.9);
    -webkit-transition: background-color 500ms;
    -moz-transition: background-color 500ms;
    -ms-transition: background-color 500ms;
    -o-transition: background-color 500ms;
    transition: background-color 500ms;
    /*top: 20px;*/
    box-shadow: 0 0 10px 0 rgba(84, 95, 111, 0.3);
}

.page_head>div {
    width: 1200px;
    margin: auto;
}

.head_logo {
    float: left;
    height: 40px;
    margin-top: 15px;
}

.page_head>div>div {
    float: right;
}

.head_link {
    float: left;
    list-style: none;
    font-size: 18px;
    min-height: 18px;
    padding: 0;
    margin: 0;
}

.head_link>li {
    float: left;
    font-size: 18px;
}

.head_link>li>a {
    text-decoration: none;
    display: block;
    color: #1c75bc;
    height: 80px;
    /*40px*/
    line-height: 90px;
    /*100px*/
    padding: 0 30px;
    font-size: 24px;
    /*border-radius: 5px;*/
    -webkit-transition: color 300ms;
    -moz-transition: color 300ms;
    -ms-transition: color 300ms;
    -o-transition: color 300ms;
    transition: color 300ms;
}

.head_link>li>a:hover {
    color: #f7941e;
}

.search {
    float: left;
    width: 26px;
    height: 80px;
    overflow: hidden;
    -webkit-transition: width 300ms;
    -moz-transition: width 300ms;
    -ms-transition: width 300ms;
    -o-transition: width 300ms;
    transition: width 300ms;
}

.search>div {
    float: right;
    width: 453px;
    margin-top: 27px;
}

/* .search_cancel,
.

, */
.search_submit {
    /*float: left;*/
    border: none;
    outline: none;
    vertical-align: middle;
}

.search_cancel {
    width: 18px;
    height: 17px;
    background: url("../20190903image/index/cancel-2.png") no-repeat 100%/100%;
    cursor: pointer;
}

.search_keyword {
    width: 380px;
    height: 32px;
    line-height: 32px;
    font-size: 18px;
    padding: 0 10px;
    border-bottom: 1px solid #1c75bc;
}

.search_submit {
    width: 25px;
    height: 26px;
    background: url("../20190903image/index/search-1.png") no-repeat 100%/100%;
    cursor: pointer;
}



/* 替换结束 */
.IT_services_link {
    /*display: none;*/
    height: 0;
    width: 150px;
    min-width: 150px;
    position: absolute;
    background-color: #ffffff;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    border-radius: 3px;
    overflow: hidden;
    -webkit-transition: height 300ms;
    -moz-transition: height 300ms;
    -ms-transition: height 300ms;
    -o-transition: height 300ms;
    transition: height 300ms;
    box-shadow: 0 0 5px 0 rgba(82, 82, 82, 0.2);
}

.IT_services_link>a {
    display: inline-block;
    width: 90%;
    line-height: 40px;
    padding-left: 10%;
    /*-webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    border-radius: 3px;*/
    font-size: 14px;
}

.IT_services_link>a:hover {
    background-color: #cbf0ff;
    /*font-weight: bold;*/
}




.battlefield_service {
    max-width: 1920px;
    min-width: 1200px;
    overflow: hidden;
}

    .b_s_top {
        position: relative;
        /* margin-top: 80px; */
        height: 495px;
        background: url("../20190903image/battlefieldService/b_s_banner.png") no-repeat 50%;
        overflow: hidden;
    }

.b_s_top_left {
    width: 35%;
    /**/
    /*width: 600px;*/
    height: 100%;
    /*background: url("../20190903image/battlefieldService/b_s_top_left.gif") no-repeat;*/
    margin: 60px 0 0 6%;
}

.b_s_top_left>img {
    width: 100%;
    /*height: 100%;*/
}

.b_s_top_right {
    position: absolute;
    top: 37%;
    left: 50%;
    width: 690px;
    height: 690px;
    -webkit-transform: rotate(45deg) translate(-50%);
    -moz-transform: rotate(45deg) translate(-50%);
    -ms-transform: rotate(45deg) translate(-50%);
    -o-transform: rotate(45deg) translate(-50%);
    transform: rotate(45deg) translate(-50%);
    margin: 150px 100px;
}

.b_s_top_right>div {
    display: flex;
    float: left;
    width: 230px;
    height: 230px;
    text-align: center;
    align-items: center;
    -webkit-transition: transform 300ms;
    -moz-transition: transform 300ms;
    -ms-transition: transform 300ms;
    -o-transition: transform 300ms;
    transition: transform 300ms;
}

.b_s_top_right>div[name=click_table]:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.b_s_top_right>div>div {
    width: 100%;
}

.b_s_top_right_title,
.b_s_top_right_msg {
    display: inline-block;
    width: 100%;
    color: #ffffff;
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
    text-shadow: 0 2px 4px rgba(0, 41, 72, 0.57);
}

.b_s_top_right_title>span {
    position: relative;
    top: -13px;
    font-size: 12px;
    margin: 0 -5px;
}

.b_s_top_right_title {
    position: relative;
    top: 0;
    left: -25px;
    font-size: 28px;
    line-height: 58px;
}

.b_s_top_right_msg {
    position: relative;
    top: -12px;
    left: 16px;
    font-size: 18px;
    line-height: 36px;
}

.b_s_top_right_1 {
    background: url("../20190903image/battlefieldService/b_s_top_right_div_1.jpg") no-repeat;
    cursor: pointer;
}

.b_s_top_right_2 {
    background: url("../20190903image/battlefieldService/b_s_top_right_div_2.jpg") no-repeat;
    cursor: pointer;
}

.b_s_top_right_2 span {
    color: #333333;
}

.b_s_top_right_3 {
    background: url("../20190903image/battlefieldService/b_s_top_right_div_3.jpg") no-repeat;
    cursor: pointer;
}

.b_s_top_right_4 {
    background: url("../20190903image/battlefieldService/b_s_top_right_div_4.jpg") no-repeat;
    cursor: pointer;
}

.b_s_top_right_5 {
    background: url("../20190903image/battlefieldService/b_s_top_right_div_5.jpg") no-repeat;
}

.b_s_top_right_5 span {
    font-size: 44px;
}

.b_s_top_right_7 {
    background: url("../20190903image/battlefieldService/b_s_top_right_div_7.jpg") no-repeat;
    cursor: pointer;
}

.b_s_top_right_7 span {
    color: #333333;
}

.b_s_title_span {
    display: inline-block;
    width: 100%;
    text-align: center;
    color: #333333;
    font-size: 24px;
    margin: 50px 0;
}

/* .b_s_mid_one, */
.b_s_mid_two,
.b_s_mid_three,
.b_s_mid_four,
.b_s_mid_seven {
    display: none;
}

/* 替换开始 */
    .b_s_mid_one > div,
    .b_s_mid_two > div:first-of-type,
    .b_s_mid_three > span:first-of-type,
    .b_s_mid_four > div:first-of-type,
    .b_s_mid_seven > div:first-of-type {
        position: relative;
        margin: 40px 0 25px 0;
    }

/* 替换结束 */



/*one*/
.b_s_mid_flex {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
}

.b_s_mid_left {
    width: 425px;
}

.b_s_mid_right span {
    font-size: 14px;
    line-height: 36px;
    color: #666666;
}

.b_s_mid_right .b_s_mid_title {
    color: #333333;
    font-size: 30px;
}

.b_s_mid_right {
    width: calc(100% - 425px);
}

.b_s_mid_right img {
    vertical-align: top;
    line-height: 8px;
}

.b_s_mid_right>div {
    margin-left: 41px;
}

.b_s_mid_right>div:nth-of-type(1) {
    margin-top: 16px;
}

.b_s_mid_right>div:nth-of-type(2) {
    margin-top: 26px;
    line-height: 8px;
}

.b_s_mid_right>div:nth-of-type(3) {
    margin-top: 26px;
}


.b_s_mid_one > .title {
    font-size: 30px;
    text-align: center;
}

    .b_s_mid_one > .title > span::after {
        content: '';
        position: relative;
        width: 120px;
        height: 5px;
        background-color: #1c75bc;
        display: block;
        left: 50%;
        margin-left: -60px;
        top: 20px;
    }

.b_s_mid_one > .title-content {
    line-height: 36px;
}

    .b_s_mid_one > .title-content > span {
    }

.b_s_mid_one > .main-img1 {
    display: flex;
}

    .b_s_mid_one > .main-img1 > img {
        padding-left: 5px;
        padding-right: 5px;
        width: 24%;
        height: auto;
        box-sizing: border-box;
    }

.b_s_mid_one > .main-img2 {
    width: 100%;
}
.b_s_mid_one > .main-img2>img {
    width: 100%;
}

/*two*/
.b_s_mid_database_title {
    display: inline-block;
    width: 100%;
    text-align: center;
    margin-bottom: 50px;
    line-height: 36px;
    color: #666666;
}

.b_s_mid_database_list>div>div {
    float: left;
    height: 280px;
    text-align: center;
}

.b_s_mid_database_list>div:first-of-type>div {
    width: 20%;
    padding: 0 6.6%;
}

.b_s_mid_database_list>div:last-of-type>div {
    width: 20%;
    padding: 0 2.5%;
}

.b_s_mid_database_list>div>div>span {
    display: inline-block;
    width: 100%;
    font-size: 18px;
    line-height: 24px;
    color: #333333;
    margin-top: 30px;
}




/*three*/
.b_s_three_title_span {
    display: inline-block;
    width: 100%;
    font-size: 18px;
    line-height: 24px;
    color: #333333;
    text-align: center;
}

.b_s_mid_three_left,
.b_s_mid_three_right {
    width: 50%;
    height: 405px;
    text-align: center;
}

.b_s_mid_three_left,
.b_s_mid_three_right,
.b_s_mid_three_bottom {
    float: left;
}

.b_s_mid_three_left>img,
.b_s_mid_three_right>img {
    margin: 40px auto 30px auto;
}

.b_s_mid_three_bottom {
    width: 100%;
    margin-top: 30px;
}

.b_s_mid_three_bottom>div {
    float: left;
    width: 50%;
    text-align: center;
}

.b_s_mid_three_bottom img {
    margin: 35px auto 90px auto;
}

.b_s_three_list_title_span {
    display: inline-block;
    width: 100%;
    height: 36px;
    line-height: 36px;
    color: #333333;
    font-weight: bold;
}

.b_s_three_list_title_span~span {
    display: inline-block;
    width: 100%;
    font-size: 14px;
    line-height: 24px;
    color: #666666;
}

.b_s_three_bot_span {
    display: inline-block;
    width: 100%;
    font-weight: bold;
    line-height: 36px;
    color: #666666;
}

.b_s_three_bot_book {
    font-size: 14px;
    line-height: 36px;
    color: #666666;
}



/*four*/
.b_s_mid_four_msg {
    width: 255px;
}

.b_s_mid_four_msg>span {
    display: inline-block;
    width: 100%;
    font-size: 14px;
    line-height: 20px;
    color: #333333;
}

.b_s_mid_four_msg>span:first-of-type {
    font-size: 18px;
    line-height: 24px;
    margin-bottom: 20px;
}

.b_s_mid_four_mid,
.b_s_mid_four_bot {
    width: 100%;
    height: 455px;
    overflow: hidden;
    margin: 50px 0;
}

.b_s_mid_four_mid>div:first-of-type,
.b_s_mid_four_bot>div:first-of-type {
    float: left;
}

.b_s_mid_four_mid>div:last-of-type {
    float: right;
    width: 450px;
}

.b_s_mid_four_bot>div:last-of-type {
    float: right;
    width: 530px;
}

.b_s_mid_four_mid>div:first-of-type>.b_s_mid_four_msg {
    position: relative;
    top: -300px;
    left: 400px;
}

.b_s_mid_four_mid>div:last-of-type>.b_s_mid_four_msg {
    position: relative;
    top: -225px;
    left: 20px;
}

.b_s_mid_four_bot>div:last-of-type>.b_s_mid_four_msg {
    position: relative;
    top: -430px;
    left: 280px;
}

.b_s_mid_four_fot {
    width: 100%;
    overflow: hidden;
    margin: 100px 0;
    text-align: center;
}

.b_s_mid_four_fot>span {
    display: inline-block;
    width: 100%;
    font-size: 18px;
    line-height: 24px;
    color: #333333;
    margin-bottom: 55px;
}

.b_s_mid_four_fot>img {
    width: 100%;
}




/*seven*/
.b_s_mid_seven_list_title {
    display: inline-block;
    width: 100%;
    font-size: 18px;
    line-height: 24px;
    color: #333333;
    text-align: center;
    margin-bottom: 45px;
}

.b_s_mid_mobile_list>div {
    float: left;
    width: 20%;
    height: 280px;
    margin: 0 6.6%;
    text-align: center;
}

.b_s_mid_mobile_list>div>span {
    display: inline-block;
    width: 100%;
    font-size: 18px;
    line-height: 24px;
    color: #333333;
    margin-top: 30px;
}





.b_s_bot {
    background-color: #fafafa;
    padding-bottom: 45px;
}

.b_s_bot_msg {
    line-height: 30px;
    color: #666666;
}

.b_s_bot_list>div {
    float: left;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 285px;
    height: 60px;
    border: 2px solid #86afc4;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    border-radius: 3px;
    margin: 20px 20px 0 0;
    box-sizing: border-box;
    /*padding: 0 30px;*/
    padding: 0 26px;
    background-image: url("../20190903image/battlefieldService/b_s_bot_list_bg.png");
}

/**/
.b_s_bot_list>div:nth-of-type(1) {
    background-position: 640px 200px;
}

.b_s_bot_list>div:nth-of-type(2) {
    background-position: 945px 200px;
}

.b_s_bot_list>div:nth-of-type(3) {
    background-position: 1250px 200px;
}

.b_s_bot_list>div:nth-of-type(4) {
    background-position: 1555px 200px;
}

/**/
.b_s_bot_list>div:nth-of-type(5) {
    background-position: 640px 280px;
}

.b_s_bot_list>div:nth-of-type(6) {
    background-position: 945px 280px;
}

.b_s_bot_list>div:nth-of-type(7) {
    background-position: 1250px 280px;
}

.b_s_bot_list>div:nth-of-type(8) {
    background-position: 1555px 280px;
}

/**/
.b_s_bot_list>div:nth-of-type(9) {
    background-position: 640px 360px;
}

.b_s_bot_list>div:nth-of-type(10) {
    background-position: 945px 360px;
}

.b_s_bot_list>div:nth-of-type(11) {
    background-position: 1250px 360px;
}

.b_s_bot_list>div:nth-of-type(12) {
    background-position: 1555px 360px;
}

/**/
.b_s_bot_list>div:nth-of-type(13) {
    background-position: 640px 440px;
}

.b_s_bot_list>div:nth-of-type(14) {
    background-position: 945px 440px;
}

.b_s_bot_list>div:nth-of-type(4n) {
    margin-right: 0;
}

.b_s_bot_list>div>a {
    font-size: 14px;
    line-height: 24px;
    color: #111111;
}





.foot_bot {
    min-width: 1280px;
}

.fb_top {
    /*width: 100%;*/
    width: 80%;
    height: 260px;
    background-color: #1c2836;
    padding: 0 10%;
    overflow: hidden;
}

.fb_top:after {
    display: block;
    content: "";
    clear: both;
}

.fb_QR {
    float: left;
    width: 20%;
    text-align: center;
    padding-top: 3%;
}

.contact {
    display: inline-block;
    width: 100%;
    color: #ffffff;
    font-size: 18px;
}

.contact_us {
    font-size: 10px;
    color: #caae8f;
}

.QRcode {
    display: inline-block;
    width: 128px;
    height: 128px;
    background-color: #ffffff;
    margin-top: 2%;
}

.scanner {
    display: inline-block;
    width: 100%;
    color: #ffffff;
    margin-top: 2%;
}

.fb_table {
    float: left;
    width: 60%;
    height: 190px;
    font-size: 14px;
    color: #999999;
    margin: 25px auto;
}

.provide {
    font-size: 24px;
    color: #cccccc;
}

.fb_but {
    width: 100%;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background-color: #39424d;
    font-size: 12px;
    color: #999999;
}

.b_s_top_center [name~=b_s_top_center] {
    position: absolute;
}

.b_s_top_center_1 {
    width: 10%;
    bottom: 54%;
    left: 44%;
}

.b_s_top_center_2 {
    width: 8%;
    /* bottom: 52%; */
    bottom: 54%;
    left: 55%;
}

.b_s_top_center_3 {
    width: 10%;
    bottom: 55%;
    left: 64%;
}

.b_s_top_center_4 {
    width: 8%;
    bottom: 53%;
    left: 75%;
}

.b_s_top_center_5 {
    width: 8%;
    top: 44%;
    left: 40%;
}

.b_s_top_center_6 {
    width: 8%;
    /* top: 45%;
    left: 49%; */
    top: 44%;
    left: 50%;
}

.b_s_top_center_7 {
    width: 8%;
    top: 44%;
    /* left: 61%; */
    left: 60%;
}

.b_s_top_center_8 {
    width: 11%;
    top: 44%;
    left: 70%;
}

.b_s_top_center [name~=b_s_top_center_click] {
    width: 100%;
    height: 50%;
    position: absolute;
    top: 25%;
    left: 0;
    z-index: 999;
    cursor: pointer;
}

.b_s_top_center [name~=b_s_top_center_click]:hover+div img {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.b_s_top_center_hexagon {
    width: 100%;
}
/* 新增开始 */
@keyframes silder {
    0% {
        transform: translate(0px, 0px);
    }
    50% {
        transform: translate(0px, -10px);
    }
    100% {
        transform: translate(0px, 0px);
    }
}
.b_s_top_center_hexagon>.slider {
    display: none;
    opacity: 0;
    animation: silder 1s infinite;
    position: absolute;
    width: 16%;
    height: 16%;
    bottom: 5%;
    left: 42%;

}
/* 新增结束 */
.b_s_top_center_hexagon img {
    vertical-align: top;
    width: 100%;
    -webkit-transition: transform 300ms;
    -moz-transition: transform 300ms;
    -ms-transition: transform 300ms;
    -o-transition: transform 300ms;
    transition: transform 300ms;
}

.b_s_bot_body > div {
    float: left;
    width: 23%;
    background-color: #eeeeee;
    margin: 20px 20px 0 0;
}

.b_s_bot_body img {
    width: 100%;
    vertical-align: top;
}

.b_s_bot_body>div:nth-of-type(4n) {
    margin-right: 0;
}

/* 添加开始 */
.fixed_ad {
    width: 60px;
    background-color: #FFFFFF;
    position: fixed;
    right: 20px;
    top: 250px;
    z-index: 2;
    -webkit-box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    -webkit-transition: top 500ms;
    -moz-transition: top 500ms;
    -ms-transition: top 500ms;
    -o-transition: top 500ms;
    transition: top 500ms;
}

    .fixed_ad > div {
        width: 60px;
        height: 58px;
        margin: 0px auto;
    }

        .fixed_ad > div:hover {
            background-color: rgba(185, 185, 185, 0.288);
        }

        .fixed_ad > div > span {
            display: inline-block;
            position: relative;
            right: 180px;
            width: 150px;
            visibility: hidden;
            background: #ffffff;
            border-radius: 8px;
            padding: 10px;
            box-shadow: 0 0 10px 0 rgba(84, 95, 111, 0.3);
            z-index: 99;
        }

            .fixed_ad > div > span::before {
                position: relative;
                content: '';
                display: inline-block;
                z-index: 98;
                top: 0px;
                right: -153px;
                width: 12px;
                height: 12px;
                -webkit-transform: rotate(45deg);
                -moz-transform: rotate(45deg);
                -ms-transform: rotate(45deg);
                -o-transform: rotate(45deg);
                transform: rotate(45deg);
                background: #ffffff;
            }


.scroll_top {
    background: url("../20190903image/index/返回顶部.png") no-repeat center;
    background-size: 60%;
}

.Ontrst1 {
    background: url("../20190903image/battlefieldService/little_banner1_0001_圆角矩形-2.png") no-repeat center;
    background-size: 60%;
}

.Ontrst2 {
    background: url("../20190903image/battlefieldService/little_banner1_0007_矩形-9.png") no-repeat center;
    background-size: 50%;
}

.Ontrst3 {
    background: url("../20190903image/battlefieldService/little_banner1_0002_椭圆-1-拷贝.png") no-repeat center;
    background-size: 60%;
}

.Ontrst4 {
    background: url("../20190903image/battlefieldService/little_banner1_0006_AI.png") no-repeat center;
    background-size: 60%;
}

.Ontrst5 {
    background: url("../20190903image/battlefieldService/little_banner1_0008_矩形-34.png") no-repeat center;
    background-size: 60%;
}

.Ontrst6 {
    background: url("../20190903image/battlefieldService/little_banner1_0005_能力提升平台-拷贝.png") no-repeat center;
    background-size: 60%;
}

.Ontrst7 {
    background: url("../20190903image/battlefieldService/little_banner1_0004_坤测评.png") no-repeat center;
    background-size: 60%;
}

.Ontrst8 {
    background: url("../20190903image/battlefieldService/little_banner1_0003_圆角矩形-13-拷贝-2.png") no-repeat center;
    background-size: 60%;
}
.ad_qrcode>div {
    opacity: 0;
    /*width: 150px;*/
    width: 0;
    height: 150px;
    position: absolute;
    bottom: 0;
    right: 80px;
    -webkit-box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    -webkit-transition: opacity 500ms ease-in-out;
    -moz-transition: opacity 500ms ease-in-out;
    -ms-transition: opacity 500ms ease-in-out;
    -o-transition: opacity 500ms ease-in-out;
    transition: opacity 500ms ease-in-out;
}

.ad_qrcode>div:after {
    position: absolute;
    bottom: 30px;
    right: -10px;
    display: block;
    content: "";
    width: 0;
    height: 0;
    border-left: 10px solid #FFFFFF;
    border-top: 10px solid transparent;
    border-right: none;
    border-bottom: 10px solid transparent;
}

.ad_qrcode:hover>div {
    opacity: 1;
    width: 150px;
    overflow: visible;
}

.ad_qrcode>div>img {
    /*width: 150px;*/
    height: 100%;
}

/* 添加结束 */