/******公用样式开始*******/
ul, li, ol, p, a{ margin: 0; padding: 0; }
ul, ol, li { list-style: none;}
img { border: none; }
textarea { resize: none; padding: 5px; }
button, a { outline: none; cursor: pointer; }





/*头部导航－第4种开始*/
.top_bg4 {}
.top_bg4 .top_box4 { height: 30px; background: #f5f5f5;  overflow: hidden;}
.top_bg4 .top_box4 h3 { float: left; width: 60%;font-size: 13px; line-height: 30px; color: #666;}
.top_bg4 .top_box4 h3 a{}
.top_bg4 .top_box4 h3 a:hover{color: #003ca0;}
.top_box4 .top_r { float: right; text-align: right;width: 40%;line-height: 30px;color: #666; }
.top_box4 .top_r a { padding: 0 5px; font-size:12px;color: #666; }
.f_count {color: #ff8c12;font-weight: bold;}

.top_logo { float: left;width: 20%;overflow: hidden; margin-top: 21px;}
.top_logo  h3 { font-size: 32px;letter-spacing: 5px;line-height: 1;margin-bottom: 8px;color: #444;}
.top_logo  h3 span{color:#3f9bff}
.top_logo h5 { font-size: 14px;line-height: 1;color: #444;text-transform: uppercase;letter-spacing: 1px;}

.top-txt{width: 20%;float: left;border-left: 1px dashed #ccc;margin: 25px 0 0;padding: 0 0 0 20px;}
.top-txt h2{color: #888;font-size: 16px; letter-spacing: 2px;padding: 0 0 6px;}


.top_adv{float: left;width: 6%;padding-left: 0px;padding-right:20px;margin: 20px 0;}
.top_adv h3 img{}
.top_adv h3 {font-size: 20px;line-height: 1; color: #d90101;}
.top_adv p { font-size: 16px;line-height: 1;margin-top: 8px;color: #222;}

.top_dh{float: right;width: 26%;padding-top: 10px;}
.top_dh img{float: left;height: 60px;margin-right: 10px;margin-top: 6px;}
.top_dh .dh-txt{float: left;margin-top: 12px;}
.top_dh .dh-txt p {font-size: 15px;line-height: 15px;color: #888;margin-bottom: 4px;}
.top_dh .dh-txt h3 {font-size:31px;color: #3f9bff;}


.head_box4 { border-bottom: none; }
.head_box4, .head_box4 .container, .head_box4 nav.navbar.bootsnav { border: none;background: #3f9bff;}



.head_box4 nav.navbar.bootsnav ul.nav > li {}
.head_box4 nav.navbar.bootsnav ul.nav > li > a { color: #fff; font-weight: normal; font-size: 16px; text-align: center;}
/* .head_box4 nav.navbar.bootsnav ul.nav > li.now > a{background: #1f8eff url(../images/nav-dot.png)no-repeat center right; background-size: 1px 15px;; color: #fff;} */
.head_box4 nav.navbar.bootsnav .navbar-brand { color: #fff; }
.head_box4 .head_title_logo { float: left; line-height: 50px; }
.head_box4 .head_title_logo img { vertical-align: middle; }
.head_box4 nav.navbar.bootsnav .navbar-brand { width:85%; height:50px; overflow:hidden; padding:0}
.head_box4 nav.navbar.bootsnav .navbar-brand img { width:150%;}
.navbar-default .navbar-collapse, .navbar-default .navbar-form{padding: 0;}
nav.navbar.bootsnav ul.nav > li.dropdown > a.dropdown-toggle:after{top: 27%;right: 10%;}
nav.navbar.bootsnav li.dropdown ul.dropdown-menu > li > a{text-align: center;padding: 10px 0;}
nav.navbar.bootsnav li.dropdown ul.dropdown-menu > li > a:hover{background: #ff6600;color: #fff;}
nav.navbar.bootsnav li.dropdown ul.dropdown-menu{min-width: 100%;left: 0;}

/* .head_box4 nav.navbar.bootsnav ul.nav > li:after { content: ""; width: 100%; height: 3px;  position: absolute; bottom: -3px; left: 0; transition: all 0.5s ease 0s; background: #c96 !important;}
.head_box4 nav.navbar.bootsnav ul.nav > li:hover:after { bottom: 0; } */
.navbar-header{padding: 0;}


.head_box4 nav.navbar.bootsnav ul.nav > li { background: url(../images/nav-dot.png)no-repeat center right; background-size: 1px 15px;}
.head_box4 nav.navbar.bootsnav ul.nav > li > a { padding: 15px 28px; margin-bottom: 0;font-size: 16px;}
.head_box4 nav.navbar.bootsnav ul.nav > li > a:hover {background: #ff6600 url(../images/nav-dot.png)no-repeat center right; background-size: 1px 15px;; color: #fff;}

/* .head_box4 nav.navbar.bootsnav ul.nav > li.now > a{background: #ea9311;} */

.flexslider {position: relative; max-height: 500px;overflow: hidden;}
.slides li {height: 500px;}


@media (min-width: 992px) and (max-width: 1200px){
.top_bg4{display: block !important;}
.common_width{width:970px;}
.common_width{width:970px !important;}
.head_box2 .container { width:100%;}
.top_bg4 .common_width img{width:100%;}
}


@media (max-width: 992px) {
.head_box4 { background: #3f9bff;}
.head_box4 .head_img_bg { }
.head_box4 nav.navbar.bootsnav .navbar-brand {color: #fff;font-weight: bold;font-size: 28px;text-align: left;line-height: 60px;}
.head_box4 nav.navbar.bootsnav .navbar-brand p { margin-top: 3px; color: #5a5a5a; font-size: 10px; }
.head_box4 nav.navbar.bootsnav .navbar-toggle { background: #52bbfd; color: #fff;margin-bottom: 0; }
.head_box4 nav.navbar.bootsnav.navbar-mobile .navbar-collapse.in { background: #f5f5f5 !important; border-right: 1px solid #d7d7d7; }
.head_box4 nav.navbar.bootsnav ul.nav > li > a { color: #333; font-weight: normal; font-size: 16px; text-align: left; }
  .head_box4 nav.navbar.bootsnav ul.nav > li > a:hover{background: #52bbfd;color: #fff;}
.head_box4 .container, .head_box4 nav.navbar.bootsnav { background: transparent; }
}
@media (max-width: 767px){
    .head_box4 nav.navbar.bootsnav .navbar-brand img{width: 55%;margin: 3px 5px;}
  body nav.navbar.bootsnav .navbar-toggle {margin-top: 10px;padding: 2px 5px;margin-right: 14px;}
  body nav.navbar.bootsnav.navbar-mobile .navbar-collapse.in {top: 50px;}
  
  .head_box4 nav.navbar.bootsnav .navbar-brand{font-size: 20px;line-height: 50px;padding-left: 10px;}
  
}




/*iPad*/
@media (max-width: 768px) and (min-width: 415px) {
.head_box4, .head_box4 .container, .head_box4 nav.navbar.bootsnav  { height:60px;}
.head_box4 { height:60px;}
.head_box4 nav.navbar.bootsnav .navbar-brand { height:60px; width:90%; overflow:hidden; padding-left:20px;}
.head_box4 nav.navbar.bootsnav .navbar-brand img {width:130%;}
body nav.navbar.bootsnav .navbar-toggle { }

}
/*头部导航－第4种结束*/

@media (min-width: 992px) and (max-width: 1200px){
  
  .top_logo {width: 45%;}
  .top_adv{width:14%;}
  .top_logo {margin-top: 26px;margin-left: 20px;    width: 21%;}
  .top_logo  h3 {font-size: 26px;}
    .top_logo  h5 {font-size: 12px;letter-spacing:0px;}
  .top_adv {float: left;width: 6%;padding-left: 0px;padding-right: 37px;}
  .top_dh { width: 29%;padding-top: 15px;}
  .top_dh .dh-txt h3{font-size: 30px;}
  .head_box4 nav.navbar.bootsnav ul.nav > li > a {padding: 15px 18px;font-size: 15px;}
  
  .flexslider .slides li { height: 400px !important;background-size: auto 100% !important;}
  .top-txt {width: 26%;}
}
@media (max-width: 992px){
  
  .head_box4 nav.navbar.bootsnav ul.nav > li > a{padding: 15px;}
  
  nav.navbar.bootsnav .navbar-header{padding: 0;}
  .head_box4 nav.navbar.bootsnav .navbar-brand img {width: 55%;padding: 10px 0;}
  .head_box4 nav.navbar.bootsnav .navbar-toggle{background: #3f9bff;}
  body nav.navbar.bootsnav .navbar-toggle { margin-top: 15px; padding: 2px 5px; margin-right: 10px;}
  body nav.navbar.bootsnav.navbar-mobile .navbar-collapse.in { top: 60px;}
  .head_box4 nav.navbar.bootsnav ul.nav > li > a {color: #333;font-weight: normal;font-size: 15px;text-align: left;}
  .head_box4 nav.navbar.bootsnav ul.nav > li > a:hover { background: #3f9bff;color: #fff;}
  nav.navbar.bootsnav ul.nav li.dropdown ul.dropdown-menu > li > a:hover{background: #3f9bff;color: #fff;}
  body nav.navbar.bootsnav.navbar-mobile .navbar-collapse {max-height: 520px;}
  
  .head_box4 nav.navbar.bootsnav ul.nav > li.now a {background: none; background-size: 1px 15px;color: #333;}
  
  .flexslider .slides li { height: 240px !important;background-size: auto 100% !important;}
  
}
@media (max-width: 767px){

  body nav.navbar.bootsnav.navbar-mobile .navbar-collapse.in { top: 50px;}
  .head_box4 nav.navbar.bootsnav .navbar-brand img {width: 100%;padding: 7px 10px;margin: 0;}
  body nav.navbar.bootsnav .navbar-toggle { margin-top: 10px;}
  nav.navbar.bootsnav.navbar-mobile ul.nav > li > a {padding: 10px 15px;font-size: 14px;}
  
  
  .flexslider .slides li { height: 170px !important;background-size: auto 100% !important;}
  
  
}






/*产品展示－第2种开始*/
.product_box{}
.product_title{margin: 15px 0;}
.product_title h3{font-size: 35px;}
.product_title img{margin-right: 10px;}
.product_title p{font-size: 24px;color:#bebebe;}
.product_href{margin:0 0 15px 0;}
.product_href a{display: inline-block;background: #3f9bff;padding: 8px 35px;font-size: 15px;color:#fff;margin:0 3px 10px;transition:all .5s;border: 1px solid #3f9bff;}
.product_href a:hover{text-decoration: none;border: 1px solid #3f9bff;color:#3f9bff;transition:all .5s;background:none}
.product_content{margin:35px 0 25px;}
.product_content .pro_img{border: 1px solid #e6e6e6;height:200px;line-height:194px;overflow: hidden;background: #fff;display:table-cell; vertical-align:middle; width:33.3333%;padding: 2.3%;}
.product_content img{max-width:100%;max-height: 100%;}
.product_content p{color: #5f5f5f;font-size: 14px;padding: 10px 0;margin: 0 0 25px;border-radius: 0px 0px 10px 10px;box-shadow: 0px 2px 4px 1px #eee;}
.product_content i{color: #3f9bff;padding: 0 0 0 7px;}
.product_btn{margin:20px 0;}
.product_btn a{display: inline-block;padding: 10px 40px;border-radius: 30px;background: #e14a56;color:#fff;font-size: 15px;}
.product_btn a:hover{text-decoration: none;background: #d80112;}

.abqc{padding: 40px 0;}
.abqc .qc-bt{margin-bottom: 40px;}
.abqc .lt-btn{text-align:center}
@media (min-width: 992px) and (max-width: 1200px){
  .product_href a { padding: 8px 26px;}

}
@media (max-width: 992px){
.product_title h3{font-size: 22px;}
.product_title p{font-size: 16px;}
.product_content{margin:15px 0;}
.product_content p{font-size: 14px;}
.product_content .pro_img{height:170px;line-height:164px;}
.product_btn{margin:10px 0;}
.product_btn a{padding: 10px 20px;font-size: 14px;}
}
@media (max-width: 767px){
.product_content .pro_img{height:125px;}
.col-xs-4 { width:49.9999%;}
.pro_list li p{font-size: 12px;}
  .abqc {padding: 25px 9px;}
  .product_href a { padding: 4px 14px;font-size: 14px;margin: 0 1px 10px;}
  .abqc .qc-bt {margin-bottom: 25px;}
  .product_content p { margin: 0 0 13px;}
}
@media (max-width: 320px){
.product_content .pro_img{height:125px;}
}
/*产品展示－第2种结束*/