/* 
author : Sir wangyahao 
Author URI:http://www.xrmseo.com
copyright by VTHINK: http://www.vshow.net/
*/

.bt_header {
   position: absolute;
   margin-top: 48px;
   margin-left: 87px;
   z-index: 88;
}
.bt_banner{
    width: 100%; 
   background-repeat: no-repeat;
   background-position: center;
   background-size: cover;

}
.bt_banner img{
    width: 100%;
}
/* .banner-txt {
    position: absolute;
    top: 40%;
    left: 312px;
    transform: translateY(-50%);
    color: #ffff;
    width: 666px;
    z-index: 110;
}
.banner-txt h3{
	font-size: 50px;
    letter-spacing: 5px;
    margin-bottom: 28px;
}
.banner-txt P{
	font-size: 16px;
    letter-spacing: 1px;
    line-height: 28px;
    margin-top: 48px;
}
.banner-txt P.font{
    font-size: 28px;
}
.banner-txt a{
    width: 200px;
    height: 46px;
    display: block;
    border: 1px solid #fff;
    line-height: 42px;
    color: #fff;
    padding-left: 20px;
    box-sizing: border-box;
    margin-top: 60px; 
    position: relative;
    transition: all .5s;
}
.banner-txt a i{
    width: 22px;
    height: 14px;
    display: block;
    background: url("../images/icon/icon_arrow.png") no-repeat center;
    position: absolute;
    top: 16px;
    right: 30px;
    transition: all .5s;
}
.banner-txt a:hover {
    padding-left: 30px;
}
.banner-txt a:hover i{
    right: 40px;
} */
/* .bannner-txt a:hover i{
    transform: translateX(-5px);
} */

.switch_menu {
    position: absolute;
    left: 50%;
    bottom: 100px;
    transform: translateX(-50%);
    width: 1221px;
}
.switch_menu  li a,.bt_gp{
    width: 284px;
    height: 69px;
    border: 1px solid #fff;
    float: left;
    margin: 0 10px; 
    display: block;
    padding: 9px 25px;
    box-sizing: border-box;
    color: #fff;
}
.m_left {
    color: #fff;
}
.m_right{
    color: #ff0000;
    margin-top: 10px;
}
.spm1 {
    font-size: 16px;
}
.spm2 {
    font-size: 10px;
}
.spm3{
	font-family: DINCondensed-Bold;
    font-size: 22px;
    padding-left: 15px;
}
.spm4{
    font-size: 18px;
    font-family: DevanagariMT-Bold;
}
.spm5{
	font-family: DINCondensed-Bold;
	font-size: 19px;
	letter-spacing: 1px;
}
.switch_menu_2 {
    background: url("../image/icon_menu_1.png") no-repeat;
    background-position: 30px 10px;
    text-align: right;
    padding-right: 30px !important; 
    padding-top: 20px !important; 
}
.switch_menu_3 {
    background: url("../image/icon_menu_2.png") no-repeat;
    background-position: 30px 15px;
    text-align: right;
    padding-right: 30px !important; 
    padding-top: 20px !important; 
}
.switch_menu_4 {
    background: url("../image/icon_menu_3.png") no-repeat;
    background-position: 30px 13px;
    text-align: right;
    padding-right: 30px !important; 
    padding-top: 20px !important; 
}
.switch_menu_list li {
    transition: all .5s;
}
.switch_menu_list li.active a{
    background-color: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.4);
}




.bt_nav {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 100px;
    background-color: #fff;
    z-index: 999;
    /*border: 1px solid #e5e5e5;*/
}
.bt_nav>ul>li{
  
    border-bottom: 1px solid #e5e5e5;
    text-align: center;
    position: relative;
    box-sizing: border-box;
    height: 94px;
}
.bt_nav>ul>li>a{
    transition: all .5s;
    color: #666;
    display: block;
    height: 100%;
}
.bt_nav>ul>li span{
    display: block;
    margin-top: 52px;
}
.icon_pt{
    display: block;
    position: absolute;
    top: 50%;
    left: 0%;
    transform: translateY(-50%);
    width: 100%; 
}
.bt_nav_li1{
    background: url("../image/site_menu_1.png") no-repeat;
    background-position: 32px 37px;
    transition: all .5s;
}
.bt_nav_li3 {
    background: url("../image/site_menu_3.png") no-repeat;
    background-position: 39px 22px;
    transition: all .5s;
}
.bt_nav_li4{
    background: url("../image/site_menu_4.png") no-repeat;
    background-position: 39px 22px;
    transition: all .5s;
}
.bt_nav_li5{
    background: url("../image/site_menu_5.png") no-repeat;
    background-position: 39px 22px;
    transition: all .5s;
}
.bt_nav_li6{
    background: url("../image/site_menu_6.png") no-repeat;
    background-position: 39px 22px;
    transition: all .5s;
}
.bt_nav_li7{
    background: url("../image/site_menu_7.png") no-repeat;
    background-position: 39px 22px;
    transition: all .5s;
}
.bt_nav_li8{
    background: url("../image/site_menu_8.png") no-repeat;
    background-position: 39px 22px;
    transition: all .5s;
}
.bt_nav_li9{ 
    background: url("../image/site_search.png") no-repeat;
    background-position: 39px 37px;
    transition: all .5s;
	
}
.bt_nav > ul > li.bt_nav_li9{border-bottom:none;}

.bt_nav>ul>li>a:hover{
    color:#b40f0f;
}
.bt_nav_li3:hover{
    background: url("../image/site_menu_3_h.png") no-repeat;
    background-position: 39px 22px;
}
.bt_nav_li4:hover{
    background: url("../image/site_menu_4_h.png") no-repeat;
    background-position: 39px 22px;
}
.bt_nav_li5:hover{
    background: url("../image/site_menu_5_h.png") no-repeat;
    background-position: 39px 22px;
}
.bt_nav_li6:hover{
    background: url("../image/site_menu_6_h.png") no-repeat;
    background-position: 39px 22px;
}
.bt_nav_li7:hover{
    background: url("../image/site_menu_7_h.png") no-repeat;
    background-position: 39px 22px;
}
.bt_nav_li8:hover{
    background: url("../image/site_menu_8_h.png") no-repeat;
    background-position: 39px 22px;
}
.bt_nav_li9:hover{
    background: url("../image/site_search_h.png") no-repeat;
    background-position: 39px 37px;
}
.menu_switch {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
}
.menu_switch span {
    width: 36px;
    height: 3px;
    background-color: #333;
    text-align: center;
    display: inline-block;
    margin-top: 5px !important;
    transition: all 0.8s;
}
.bt_nav_li2:hover .menu_switch span{
    background-color: #b40f0f;
}
.bt_nav_li2:hover .sp1,.bt_nav_li2:hover .sp3{
    width: 18px;
}
#menu {
    font-size: 12px;
}
#menu .sp3{
    float: right;
}
#menu.active .sp2{
    opacity: 0;
}
#menu.active .sp1{
    width: 36px;
    transform: rotate(45deg) translate(4px, 7px);
}
#menu.active .sp3{
    width: 36px;
    transform: rotate(-45deg) translate(5px, -7px);
}


/* 展开菜单 */
.menu_swing {
    width: 0;
    height: 658px;
    background-color: #fff;
    position: absolute;
    top: -94px;
    right: 99px;
    z-index: -5;
	border-right:1px solid #e5e5e5;
}
.menu_swing_ul {
    text-align: left;
    padding: 70px 68px;
    box-sizing: border-box;
}


.menu_swing_ul li {
    line-height: 70px;
    opacity: 0;
    transition: all .5s;
}

.menu_swing_ul li.active{
    opacity: 1;
    transition: all .5s;
    transform: translateX(0) !important;
} 
.menu_swing_ul li:nth-child(1) {
    -webkit-transition-delay: 0s;
    -moz-transition-delay: 0s;
    -ms-transition-delay: 0s;
    -o-transition-delay: 0s;
    transition-delay: 0s;
    transform: translateX(10px);
}
.menu_swing_ul  li:nth-child(2) {
    -webkit-transition-delay: 50ms;
    -moz-transition-delay: 50ms;
    -ms-transition-delay: 50ms;
    -o-transition-delay: 50ms;
    transition-delay: 50ms;
    transform: translateX(20px);
}
.menu_swing_ul  li:nth-child(3) {
    -webkit-transition-delay: 100ms;
    -moz-transition-delay: 100ms;
    -ms-transition-delay: 100ms;
    -o-transition-delay: 100ms;
    transition-delay: 100ms;
    transform: translateX(30px);
}
.menu_swing_ul  li:nth-child(4) {
    -webkit-transition-delay: 150ms;
    -moz-transition-delay: 150ms;
    -ms-transition-delay: 150ms;
    -o-transition-delay: 150ms;
    transition-delay: 150ms;
    transform: translateX(40px);
}
.menu_swing_ul  li:nth-child(5) {
    -webkit-transition-delay: 200ms;
    -moz-transition-delay: 200ms;
    -ms-transition-delay: 200ms;
    -o-transition-delay: 200ms;
    transition-delay: 200ms;
    transform: translateX(50px);
}
.menu_swing_ul  li:nth-child(6) {
    -webkit-transition-delay: 250ms;
    -moz-transition-delay: 250ms;
    -ms-transition-delay: 250ms;
    -o-transition-delay: 250ms;
    transition-delay: 250ms;
    transform: translateX(60px);
}
.menu_swing_ul  li:nth-child(7) {
    -webkit-transition-delay: 300ms;
    -moz-transition-delay: 300ms;
    -ms-transition-delay: 300ms;
    -o-transition-delay: 300ms;
    transition-delay: 300ms;
    transform: translateX(70px);
}
.menu_swing_ul li:nth-child(8) {
    -webkit-transition-delay: 350ms;
    -moz-transition-delay: 350ms;
    -ms-transition-delay: 350ms;
    -o-transition-delay: 350ms;
    transition-delay: 350ms;
    transform: translateX(80px);
}
.menu_level_two>li{
    float: left;
}
.menu_level_two>li>a{
    display: block;
    margin-right: 30px;
    color: #666;
    font-size: 16px;
    line-height: 10px;
    margin-bottom: 30px;
}
.menu_swing_ul>li>a:hover,.menu_level_two a:hover {
    color: #b40f0f !important;
}








.bt_shadow_text {
    background-color: #b40f0f;
    position: absolute;
    top: 0px;
    left: 0px;
    bottom: 0px;
    right: 0px;
    width: 100%;
    height: 100%;
    opacity: 0;
    z-index: -9;
    transition: all .5s;
    padding-top: 35px;
    box-sizing: border-box;
    cursor: pointer;
}
.bt_nav li a{
    transition: all .5s;
}
.menu_swing_ul>li>a{
    color: #222 !important;
    font-size: 25px;
}
.bt_nav li:hover .bt_shadow_text{
    opacity: 1;
    z-index: 9;
    color: #fff;
}
/* 搜索 */
.search_zz {
    width: 0;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    position: fixed;
    top: 0px;
    right: 0px;
    bottom: 0px;
    z-index: 1000;
}

/* 搜索  --  可提出 */
.search-yy {
    opacity: 0;
    z-index: -9;
    position: relative;
    transition: all .5s;
    width: 100%;
    height: 100%;
}
.search-slide span {
    cursor: pointer;
    display: block;
    position: absolute;
    top: 20px;
    right: 125px;
    width: 32px;
    height: 32px;
    background: url("../image/close.png") no-repeat center;
}

.search-slide input[type="text"] {
    width: 654px;
    height: 60px;
    background-color: #fff;
    border-radius: 30px;
    color: #000;
    font-size: 30px;
    line-height: 60px;
    text-indent: 1em;
    margin-top: -6px;
    display: none;
}

#form {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.search-slide input[type="text"]::placeholder {
    color: #000;
}

.search-slide input[type="button"] {
    width: 25px;
    height: 25px;
    display: inline-block;
    background: url("../image/sou-suo.svg") center no-repeat;
    position: absolute;
    top: 46%;
    right: 2%;
    transform: translate(-50%, -50%);
    cursor: pointer;
}

/* section2 */
.bt_section2 {
    width: 100%;
    position: relative;
    z-index: 55; 
    margin-bottom: 555px;
}
.bt_main2{
    width: 100%;
    overflow: hidden;
    background-attachment: fixed;
    background-repeat: no-repeat;
} 


/* 
.bt_main2 img{
    width: 100%;
    transition: all 0.5s;
  -webkit-transition: all 0.5s;
}

.bt_main2:hover img{
    transform: scale(1.05);
    -webkit-transform: scale(1.05);
} */

.logo {
    position: absolute;
    top: 50px;
    left: 50px;
    z-index: 115;
}

/* @media screen and (max-width:1600px)  {
    .switch_menu{
        transform: translate(-50%,-50%) scale(0.9)
    }
}

@media screen and (max-width:1400px)  {
    .switch_menu{
        transform: translate(-50%,-50%) scale(0.8)
    }
} */




@media screen and (min-width: 1300px) and ( max-width:1440px) {
    .bt_nav {
        /* transform: scale(0.80) translate3d(0,0,0);  */
        width: 78px;
        
    }
	.menu_swing_ul > li > a{ font-size:20px;}
	.menu_swing_ul li{ line-height:64px;}
    .bt_nav_li1{
        background-position: 20px 27px;
    }
    .bt_nav_li9{
        background-position: 29px 27px;
    }
    .bt_nav_li3,.bt_nav_li4,.bt_nav_li5,.bt_nav_li6,.bt_nav_li7,.bt_nav_li8{
        background-position: 26px 17px;
    }
    .bt_nav_li3:hover{
        background: url("../image/site_menu_3_h.png") no-repeat;
        background-position: 26px 17px;
    }
    .bt_nav_li4:hover{
        background: url("../image/site_menu_4_h.png") no-repeat;
        background-position: 26px 17px;
    }
    .bt_nav_li5:hover{
        background: url("../image/site_menu_5_h.png") no-repeat;
        background-position: 26px 17px;
    }
    .bt_nav_li6:hover{
        background: url("../image/site_menu_6_h.png") no-repeat;
        background-position: 26px 17px;
    }
    .bt_nav_li7:hover{
        background: url("../image/site_menu_7_h.png") no-repeat;
        background-position: 26px 17px;
    }
    .bt_nav_li8:hover{
        background: url("../image/site_menu_8_h.png") no-repeat;
        background-position: 26px 17px;
    }
    .bt_nav_li9:hover{
        background: url("../image/site_search_h.png") no-repeat;
        background-position: 29px 27px;
    }
    .menu_swing {
        height: 518px;
        background-color: #fff;
        position: absolute;
        top: -74px;
        right: 77px;
        z-index: -5;
    }
    .menu_swing_ul {
            padding: 30px 68px;
    }
    .menu_switch{
        top: 16%;
    }
    .bt_nav>ul>li span {
        margin-top: 43px;
    }
    .bt_nav_li2 span{
        margin-top: 52px;
    }
    .bt_nav>ul>li{
        height: 74px;
    }
    .switch_menu {
        bottom: 70px !important; 
    }
    .container-footer {
        width: 1170px !important; 
    }
    .bt_nav span{
        font-size: 12px;
    }
}

@media screen and (min-width: 1200px) and ( max-width:1300px) {
     
    .box-left .caption {
        min-height: 180px;
    }
    .hs-news-img-3 {
        height: 167px;
    }
    .hs-news h3 {
        margin-top: 0px;
    }
    .hs-news-img-1{
        height: 240px;
    }
    .hs-news-img-2{
        height: 182px;
    }
    .bt_nav {
        transform: scale(0.6);
        top: -110px !important;
    }
    .switch_menu {
        bottom: 50px !important; 
    }
    .container-footer {
        width: 1170px !important; 
    }
}

@media screen and (min-width: 1200px) {
    .box-left .caption {
        min-height: 169px;
    }
}

#foot{
    background: rgb(41, 41, 41);
    position: fixed;
    bottom: 0px;
    left: 50%;
    width: 100%;
    transform: translateX(-50%);
    z-index: 1;
    height: 555px;
}