:root {
	--color: #85acc7;
	--sub-color: #85acc7;
	--body-bg: #ffffff;
	--footer-bg: #787878;
	--text-color: #333;
	--ccc: #ccc;
	--eee: #eee;
	--white: #fff;
}
body {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-color);
    background-color: var(--body-bg);
    font-family: "微软雅黑", arial, helvetica, sans-serif;
	overflow-x: hidden;
}

body,
html {
    height: 100%;
    position: relative;
}

a {
    color: var(--text-color);
}
button,span,input,div,div:focus,button:focus,span:focus,input:focus{
    outline: 0 !important;
}
a:hover,
a:focus {
    color: var(--color);
    text-decoration: none;
}

body,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
input,
p,
blockquote,
th,
td {
    font-weight: 400;
    margin: 0;
    padding: 0;
}

h1,
h2,
h3,
h4,
h4,
h5 {
    margin: 0;
    padding: 0;
}

table {
    border-collapse: collapse;
}

ol,
ul,
li {
    list-style-image: none;
    list-style-position: outside;
    list-style-type: none;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.ttu {
    text-transform: uppercase;
}
.my-6{
    margin-top: 4rem;
    margin-bottom: 4rem;
}

/* logo */
.logo{
    margin-top: -20px;
}
.logo a{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo .logo_txt{
    margin-left: 20px;
}
.logo_txt h2{
    font-size: 30px;
    font-weight: bold;
    letter-spacing: 4px;
    margin-top: 25px;
}
.logo_txt p{
    font-size: 16px;
    text-transform: uppercase;
}

/* top */
.logo_text b{
	font-size: 32px;
}
.logo_text span{
	font-size: 18px;
	text-transform: uppercase;
	color: #666;
	letter-spacing: 2px;
}
.w-80 {
    position: relative;
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}
.menu>li {
    position: relative;
	flex: auto;
}
.menu>li>a {
	color: var(--text-color);
    font-size: 16px;
	padding: 30px 10px;
    margin: 0 10px;
	display: inline-block;
    text-transform: uppercase;
    border-bottom: 3px solid transparent;
    transition: all .4s;
}
.menu> li:hover > a{
    background-color: #eff2f5;
    border-bottom-color: #b7aa00;
}
.tell span{
	color: var(--color);
}
.tell p{
	font-size: 24px;
	line-height: 1;
}
.menu_drop {
    position: absolute;
    left: 0;
    min-width: 100%;
    white-space: nowrap;
    background-color: var(--body-bg);
    border: 1px solid var(--ccc);
    display: none;
    padding: 4px 0;
    border-radius: 4px;
    z-index: 99;
}

.menu_drop li a {
    color: var(--text-color);
    display: block;
    text-align: center;
    line-height: 2;
    transition: all .5s;
}

.menu_drop li:hover a {
    background-color: var(--color);
    color: var(--body-bg);
}

.swiper-pagination span {
    width: 12px;
    height: 12px;
}

.index-banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
    background-color: var(--color);
}

/* banner */
.index-banner .swiper-button-next.swiper-button-white,
.index-banner .swiper-button-prev.swiper-button-white {
    background-color: rgba(0, 0, 0, .2);
}
.index-banner .swiper-button-prev,
.index-banner .swiper-button-next {
    background-size: 60%;
}

/* 右边 */
.side_kefu {
    display: none;
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.side_kefu li {
    position: relative;
    margin-bottom: 5px;
}

.side_kefu li i {
    font-size: 20px;
}

.side_kefu li.toTop {
    cursor: pointer;
}

.side_kefu li.toTop i {
    font-size: 24px;
}

.side_kefu li .side_kefu_con {
    position: absolute;
    background-color: var(--body-bg);
    border: 1px solid var(--ccc);
    border-radius: 5px;
    right: 0;
    top: 0;
    padding: 5px 10px;
    transition: all .5s;
    transform: translateX(100%);
    z-index: -1;
}

.side_kefu li:hover .side_kefu_con {
    transform: translateX(-50px);
}

.side_kefu_con:after {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    border: 1px solid var(--ccc);
    border-color: transparent var(--ccc) var(--ccc) transparent;
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    position: absolute;
    right: -6px;
    top: 10px;
    background-color: var(--body-bg);
}

.side_kefu li span {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: var(--color);
    color: var(--body-bg);
}

@media (min-width: 1200px) {
    .container {
        width: 1200px;
    }
}
@media(max-width: 1200px) {
    .my-6{
        margin-top: 1.5rem;
        margin-bottom: 1.5rem;
    }
}
.container{
	max-width: 1200px;
}


.tell{
    float: right;
    font-size: 14px;
    padding: 5px 15px;
    background-color: #85acc7;
    color: #fff;
    display: flex;
    align-items: center;
}
.tell img{margin-right: 10px;}

.title{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 3vw;
    margin-bottom: 3vw;
}
.title h2{
    font-size: 36px;
}
.title h3{
    font-size: 18px;
    text-transform: uppercase;
    margin-bottom: 10px;
    margin-top: 5px;
}
.title span{
    width: 40px;
    height: 2px;
    background-color: #64849b;
}

/* products */
.pro_bg{
    margin-bottom: 4vw;
}
.pro_home_list a{
    display: block;
    background-color: #eeeced;
    margin-bottom: 30px;
}
.pro_home_list p{
    padding: 10px 15px;
    font-size: 16px;
}
.pro_home_list a:hover{
    background-color: #85acc7;
    color: #fff;
}
.more{
    padding: 5px 30px;
    background-color: #b7aa00;
    color: #fff !important;
}

/* news */
.news_bg{
    background-color: #caccce;
    padding-top: 1px;
    padding-bottom: 4vw;
}
.news_home_list{
    margin-bottom: 1vw;
}
.news_home_list li a{
    display: block;
    padding: 5px 15px;
    margin: 0 5px;
    transition: all .4s;
}
.news_home_list li.on a,.news_home_list li:hover a{
    background-color: #85acc7;
    color: #fff;
}
.news_con a{
    display: block;
}
.news_con div{
    background-color: #fff;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all .4s;
}
.news_con div em{
    font-style: normal;
    font-size: 16px;
}
.news_con div span b{
    font-size: 40px;
    line-height: 1;
}
.news_con div span p{
    font-size: 15px;
    line-height: 1;
}
.news_con a:hover div{
    background-color: #99b9cf;
    color: #fff;
}

/* case */
.mb-6{
    margin-bottom: 4vw;
}
.case_home_title{
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #ccc;
    margin-bottom: 20px;
    padding: 10px 30px;
}
.case_home_title li{
    padding: 0 15px;
    text-align: center;
    position: relative;
}
.case_home_title li:after{
    display: block;
    width: 100%;
    height: 2px;
    content:'';
    position: absolute;
    left: 0;
    bottom: -10px;
    background-color: #64849b;
    opacity: 0;
    transition: all .4s;
}
.case_home_title li:hover:after,.case_home_title li.on:after{
    opacity: 1;
}
.case_home_list_a{
    padding: 0 4vw;
}
.case_img + p{
    text-align: center;
    font-size: 20px;
    margin-top: 10px;
}
.case_img{
    position: relative;
}
.case_img img{
    width: 100%;
}
.case_img .case_con{
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    padding: 20%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9;
    opacity: 0;
    transition: all .4s;
}
.case_img:hover .case_con{
    opacity: 1;
}
.case_con:after{
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    content:'';
    left: 0;
    top: 0;
    background-color: #85acc7;
    opacity: 0.8;
    z-index: -1;
}
.case_con span{
    color: #fff;
}

/* footer */
footer{
    background-color: #85acc7;
    color: #fff !important;
}
footer a{
    color: #fff !important;
    transition: all .5s;
}
footer a:hover{
    color: #e8edf0 !important;
}

.foot_menu{
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,.1);
    margin-bottom: 2vw;
}
.foot_menu a{
    padding: 10px 0;
    display: block;
    color: #fff;
}
.foot_menu li{
    position: relative;
}
.foot_menu li:not(:last-child):after{
    display: block;
    width: 1px;
    height: 80%;
    background-color: #fff;
    opacity: .3;
    content:'';
    position: absolute;
    right: -50px;
    top: 10%;
}
.foot_t h2{
    font-size: 24px;
    font-weight: bold;
}
.foot_t span{
    display: block;
    width: 40px;
    height: 2px;
    background-color: #fff;
    margin: 15px 0;
}
.f_contact a{
    padding: 8px 20px;
    background-color: #b7aa00;
    display: inline-flex;
    align-items: center;
}
.f_contact_a{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 20px;
    color: #fff;
}
.f_contact_a img{
    margin-right: 10px;
}
.f_contact_a b{
    font-size: 24px;
    font-weight: normal;
    line-height: 1;
}
.ewm{
    display: inline-block;
    text-align: center;
}
.foot_t p{
    line-height: 2;
}
.foot_b{
    border-top: 1px solid rgba(255,255,255,.1);
    padding-top: 10px;
    padding-bottom: 10px;
    margin-top: 3vw;
}
.nei_content img{
    max-width: 100%;
}
.logo_text h2{
    font-size: 28px;
    font-weight: bold;
    color: #333;
}
.logo_text p{
    font-size: 14px;
    text-transform: uppercase;
    color: #999;
}