/* common start */
body, div, ul, li, a, img, p, dl, dt, dd, h1, h2, h3, h4, span, strong, input, button {
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
    border: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-size: 12px;
    font-family: Arial, "Microsoft YaHei", "Noto Sans SC", sans-serif;
    color: #666;
    background: #fff;
}

a {
    color: #666;
}

a:hover {
    color: #f60;
    text-decoration: underline;
}

p {
    line-height: 1.8em;
    padding: 5px 0;
}

img {
    outline-width: 0;
    vertical-align: middle;
    max-width: 100%;
}

button {
    font-family: inherit;
    cursor: pointer;
}

.clear {
    margin: 0;
    padding: 0;
    font-size: 0;
    clear: both;
}

.wapper {
    width: 1120px;
    margin: 0 auto;
}

.header {
    background: url("../assets/images/ihpsp1_top_bg.png") center no-repeat;
    height: 100px;
    position: relative;
    z-index: 8;
}

.head {
    height: 100px;
}

.head .logo {
    float: left;
    padding-top: 20px;
}

.head .logo img,
.touch-logo img {
    display: block;
    width: 350px;
    height: 60px;
    object-fit: contain;
}

/* menu */
.menu {
    height: 100px;
    line-height: 100px;
    float: right;
}

.menu ul li {
    float: left;
    position: relative;
    width: 115px;
}

.menu a {
    font-size: 15px;
    color: #fff;
    text-decoration: none;
    display: block;
    text-align: center;
}

.menu a:hover,
.menu ul li.active a {
    background: #fff;
    color: #1c79c1;
}

.touch-top {
    display: none;
}

.touch-top-wrapper {
    position: relative;
    min-height: 70px;
    padding: 10px 15px;
    background: #1d66bf url("../assets/images/ihpsp1_top_bg.png") center center;
}

.touch-navigation {
    display: none;
    position: absolute;
    right: 0;
    top: 0;
    width: 64px;
    height: 70px;
    z-index: 30;
}

.touch-toggle {
    position: static;
}

.touch-toggle li {
    float: left;
    height: 70px;
    padding: 0 12px;
    text-align: center;
}

.touch-toggle li a {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 70px;
    font-size: 12px;
    position: relative;
}

.touch-toggle li a::before {
    content: "";
    display: block;
    width: 26px;
    height: 18px;
    border-top: 3px solid #fff;
    border-bottom: 3px solid #fff;
    box-shadow: inset 0 7px 0 0 #fff;
}

.touch-toggle li i {
    display: none;
    width: 32px;
    height: 32px;
    overflow: hidden;
    margin-top: 20px;
    position: relative;
}

.touch-toggle .touch-icon-menu {
    border-top: 3px solid #fff;
    border-bottom: 3px solid #fff;
}

.touch-toggle .touch-icon-menu::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 3px;
    margin-top: -1.5px;
    background: #fff;
}

.touch-toggle li span {
    display: none;
    text-align: center;
}

.mobile-menu-button {
    display: block;
    position: absolute;
    right: 16px;
    top: 19px;
    width: 32px;
    height: 32px;
    background: transparent;
    color: #fff;
    font-size: 30px;
    line-height: 30px;
    text-align: center;
    z-index: 40;
}

.drawer-section {
    background-color: #fff;
    padding: 20px 20px 35px;
    display: none;
}

.drawer-section.open {
    display: block;
}

.touch-menu ul li {
    border-bottom: 1px solid #ccc;
    position: relative;
}

.touch-menu ul li a {
    color: #1c79c1;
    display: block;
    font-size: 18px;
    height: 48px;
    line-height: 48px;
    padding-left: 10px;
}

.touch-menu ul li a:hover,
.touch-menu ul li a:active {
    background-color: #1c79c1;
    color: #fff;
    text-decoration: none;
}

.touch-menu ul li i {
    position: absolute;
    top: 19px;
    right: 5px;
    display: block;
    width: 13px;
    height: 13px;
}

.swiper-container {
    width: 100%;
    height: auto;
    position: relative;
    overflow: hidden;
    background: #fff;
}

.swiper-wrapper {
    position: relative;
}

.swiper-slide {
    display: none;
    text-align: center;
    font-size: 18px;
    background: #fff;
}

.swiper-slide.active {
    display: block;
}

.swiper-slide img {
    width: 100%;
    display: block;
}

.swiper-pagination {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 14px;
    text-align: center;
}

.swiper-pagination button {
    width: 10px;
    height: 10px;
    margin: 0 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(28, 121, 193, 0.45);
}

.swiper-pagination button.active {
    background: #1c79c1;
}

.con1 {
    padding: 15px 0;
}

.con1 h2 {
    height: 32px;
    line-height: 32px;
    background: url("../assets/images/index-1.png") left center no-repeat;
    padding-left: 42px;
    font-weight: normal;
    color: #1c79c1;
    font-size: 24px;
    margin-bottom: 25px;
}

.con1 h2 span {
    color: #999;
    font-size: 16px;
}

.c1_left {
    float: left;
}

.c1_left img {
    width: 391px;
    height: 355px;
    object-fit: cover;
}

.c1_right {
    float: right;
    width: 709px;
}

.c1_right strong {
    display: block;
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}

.c1_right span {
    display: block;
    margin-top: 15px;
    font-size: 14px;
    line-height: 24px;
}

.cases {
    width: 100%;
    padding: 30px 0;
}

.cases .txt {
    font-size: 14px;
    line-height: 2em;
}

.cases ul {
    display: flex;
    flex-wrap: wrap;
    margin-top: 40px;
}

.cases ul li {
    width: calc((100% - 40px) / 2);
    margin: 0 0 60px 40px;
}

.cases ul li:nth-child(2n-1) {
    margin-left: 0;
}

.cases ul li img {
    width: 100%;
    display: block;
}

.contact-section > span {
    display: block;
    font-size: 14px;
    line-height: 2em;
}

.footer {
    background: url("../assets/images/footer-top-line.png") repeat-x #1c7bc2 0 1px;
    color: #fff;
    font-size: 13px;
}

.footer a {
    color: #e5e5e5;
}

.footer a:hover {
    color: #fff;
}

.foot {
    padding-top: 45px;
    padding-bottom: 35px;
}

.ft_left {
    float: left;
}

.ft_left ul li {
    line-height: 24px;
}

@media screen and (max-width: 1120px) {
    .wapper {
        width: 96%;
        margin: 0 auto;
    }

    .header {
        display: none;
    }

    .touch-top {
        display: block;
    }

    .touch-top-wrapper .touch-logo {
        margin: 0;
    }

    .touch-top-wrapper .touch-logo img {
        height: 50px;
        width: 292px;
        display: block;
    }

    .touch-toggle li {
        float: none;
        width: 64px;
        padding: 0;
    }

    .touch-toggle li a {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .c1_left {
        float: left;
        width: 40%;
    }

    .c1_left img {
        width: 100%;
        height: auto;
    }

    .c1_right {
        float: right;
        width: 58%;
    }
}

@media screen and (max-width: 768px) {
    .cases {
        padding: 20px 0;
    }

    .cases .txt {
        font-size: 14px;
        line-height: 2em;
    }

    .cases ul {
        margin-top: 30px;
    }

    .cases ul li {
        width: calc((100% - 20px) / 2);
        margin: 0 0 20px 20px;
    }

    .cases ul li:nth-child(2n-1) {
        margin-left: 0;
    }
}

@media screen and (max-width: 720px) {
    .c1_left {
        float: none;
        width: 100%;
    }

    .c1_right {
        float: none;
        width: 100%;
        margin-top: 15px;
    }

    .con1 h2 {
        font-size: 22px;
    }

    .con1 h2 span {
        font-size: 14px;
    }
}

@media screen and (max-width: 460px) {
    .touch-top-wrapper {
        min-height: 50px;
    }

    .mobile-menu-button {
        right: 14px;
        top: 13px;
        width: 26px;
        height: 24px;
    }

    .touch-top-wrapper .touch-logo img {
        width: 205px;
        height: 35px;
    }

    .touch-toggle li {
        height: 50px;
        padding: 0 10px;
    }

    .touch-toggle li a {
        height: 50px;
    }

    .touch-toggle li a::before {
        width: 22px;
        height: 16px;
        box-shadow: inset 0 6.5px 0 0 #fff;
    }

    .touch-toggle li i {
        width: 20px;
        height: 20px;
        margin-top: 15px;
    }

    .con1 {
        padding: 15px 0 5px;
    }

    .con1 h2 {
        margin-bottom: 18px;
    }

    .cases ul {
        display: block;
    }

    .cases ul li,
    .cases ul li:nth-child(2n-1) {
        width: 100%;
        margin: 0 0 18px;
    }

    .ft_left {
        float: none;
    }
}