.sp1 {
  background: url(../images/sp1.png) no-repeat;
}
.hover:hover {
  opacity: 0.9;
}
.ico_info {
  background: url(../images/sp1.png) no-repeat;
  margin-right: 10px;
  width: 14px;
  height: 14px;
  display: inline-block;
  vertical-align: middle;
}
.ico_info.ico_word {
  background-position: -174px 0;
}
.ico_info.ico_ppt {
  background-position: -214px 0;
}
.ico_info.ico_excel {
  background-position: -194px 0;
}
.ico_info.ico_pdf {
  background-position: -212px -118px;
}
.ico_info.ico_txt {
  background-position: -232px -118px;
}
.ico_download {
  background: url(../images/sp1.png) no-repeat;
  float: right;
  margin-top: 8px;
  width: 15px;
  height: 15px;
  background-position: -234px 0;
  display: inline-block;
  vertical-align: middle;
}
.ico_downhover {
  background-position: -255px 0;
}
.ico_web.btn_sina i {
  background-position: 0 -92px;
}
.ico_web.btn_sina:hover i {
  background-position: 0 -110px;
}
.ico_web.btn_wx i {
  background-position: -23px -93px;
}
.ico_web.btn_wx:hover i {
  background-position: -23px -111px;
}
.ico_web.btn_qq i {
  background-position: -44px -93px;
}
.ico_web.btn_qq:hover i {
  background-position: -44px -111px;
}
.ico_web i {
  background: url(../images/sp1.png) no-repeat;
  margin-right: 5px;
  width: 17px;
  height: 15px;
  display: inline-block;
  vertical-align: middle;
}
.input {
  height: 40px;
  border: 1px solid #e5e5e5;
  outline: 0;
  line-height: 38px;
  font-size: inherit;
  display: block;
}
.input:focus {
  border: 1px solid #2187cf;
}
.input::placeholder {
  color: #999999;
}
.btn_bg {
  background: #2187cf;
  border: 0;
  outline: 0;
  color: #ffffff;
  font-size: 16px;
  line-height: 40px;
  text-align: center;
  display: block;
}
.btn_bg:hover {
  opacity: 0.9;
}
.btn_color:hover {
  color: #2187cf;
}
.btn_text:hover {
  text-decoration: underline;
}
.bg {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
/**********************************nav**********************************************/
.product-a-nav {
  width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  /*********放大镜**********/
  /******************************************************************/
}
.product-a-nav .product-p3-l {
  height: 55px;
  line-height: 55px;
  overflow: hidden;
}
.product-a-nav .product-p3-l ul li {
  float: left;
  color: #666666;
}
.product-a-nav .product-p3-l ul li a {
  color: #666666;
}
.product-a-nav .nav-a {
  float: left;
  width: 890px;
  overflow: hidden;
}
.product-a-nav .nav-a .pt {
  width: 890px;
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-a {
  width: 420px;
  float: left;
  position: relative;
}
.product-a-nav .nav-a .pt .pt-a .pt2 {
  border: 1px solid #ededed;
  width: 420px;
  height: 420px;
  position: relative;
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-a .pt2 ul li {
  width: 420px;
  height: 420px;
  display: none;
  position: absolute;
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-a .pt2 .rec {
  position: absolute;
  width: 109px;
  height: 106px;
  background: #ffffff;
  opacity: 0.6;
  border: 1px solid #ccc;
  display: none;
}
.product-a-nav .nav-a .pt .pt-a .pt1 {
  overflow: hidden;
  margin-top: 20px;
}
.product-a-nav .nav-a .pt .pt-a .pt1 ul {
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-a .pt1 ul li {
  border: 1px solid #ededed;
  width: 97px;
  height: 97px;
  display: inline-block;
  float: left;
  text-align: center;
  margin-left: 7px;
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-a .pt1 ul li:hover {
  border: 2px solid #2187cf;
}
.product-a-nav .nav-a .pt .pt-a .right {
  position: absolute;
  left: 425px;
  top: 0px;
  width: 100%;
  height: 420px;
  overflow: hidden;
  display: none;
  border: 1px solid #ededed;
}
.product-a-nav .nav-a .pt .pt-a .right img {
  position: absolute;
  display: block;
}
.product-a-nav .nav-a .pt .pt-b {
  float: left;
  width: 450px;
  margin-left: 20px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b1 {
  width: 450px;
  font-size: 17px;
  line-height: 24px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 {
  margin-top: 20px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 .pb-a {
  height: auto;
  width: 450px;
  background: #f5f5f5;
  line-height: 50px;
  font-size: 25px;
  color: #cc0000;
  font-weight: bold;
  padding-left: 32px;
}

.product-a-nav .nav-a .pt .pt-b .pt-b2 .xia {
  border-bottom: 1px dotted #e5e5e5;
  color: #666666;
  margin-top: 20px;
  padding-bottom: 20px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 .xia ul .product-p3-xia {
  margin: 18px 0;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 .xia ul .collection-solid{
 	margin-left: 50px;
  padding-left: 20px;
  cursor: pointer;
	float: right;
  color: #666666;
  background: url(../images/p2-stx.png) no-repeat -20px 0;
  background-position-y: -2px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 .xia ul .collect{
  margin-left: 50px;
  padding-left: 20px;
  cursor: pointer;
  background: url("../images/heart.png") no-repeat;
  background-position-y: 1px;
  color: #666666;
  float: right;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 .xia ul .collect .collect_a{
  font-style: normal;
  color: red;
  font-size: 14px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b2 .list {
  height: 109px;
  width: 450px;
  display: block;
  overflow-y: auto;
  text-overflow: ellipsis;
  padding-top: 20px;
  font-size: 14px;
  color: #666666;
  line-height: 27px;
  margin-bottom: 31px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b3 {
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-b .pt-b3 .ptb-a {
  overflow: hidden;
}
.product-a-nav .nav-a .pt .pt-b .pt-b3 .ptb-a span {
  color: #666;
  float: left;
}
.product-a-nav .nav-a .pt .pt-b .pt-b3 .ptb-a textarea {
  float: right;
  height: 100px;
  width: 370px;
}
.product-a-nav .nav-a .pt .pt-b .pt-b3 .product-p3A-btn {
  font-size: 15px;
  width: 100px;
  height: 35px;
  background: #2187cf;
  border: 0;
  float: right;
  cursor: pointer;
  margin-top: 20px;
  color: #fff;
}
.product-a-nav .nav-a .data {
  margin-top: 65px;
  width: 890px;
  border: 1px solid #ededed;
}
.product-a-nav .nav-a .data .data-a {
  padding-top: 15px;
  width: 890px;
  border-bottom: 1px solid #ededed;
  padding-bottom: 17px;
  font-size: 14px;
}
.product-a-nav .nav-a .data .data-a span {
  margin-left: 20px;
  border-bottom: 2px solid #2187cf;
  padding-bottom: 15px;
}
.product-a-nav .nav-a .data .data-b {
  padding-bottom: 58px;
  padding-top: 20px;
  width: 835px;
  margin: 0 auto;
}
.product-a-nav .nav-a .data .data-b img {
  display: inline-block;
  max-width: 835px;
}
.product-a-nav .nav-b {
  float: right;
  width: 260px;
  margin-left: 50px;
}
.product-a-nav .nav-b .nb-a {
  overflow: hidden;
  background: #f5f5f5;
  text-align: center;
  height: 238px;
  width: 260px;
}
.product-a-nav .nav-b .nb-a .product-p3-f {
  margin-top: 20px;
}
.product-a-nav .nav-b .nb-a .product-p3-f span {
  line-height: 20px;
  padding: 11px 0;
  display: block;
  width: 112px;
  margin: 0 auto;
}
.product-a-nav .nav-b .nb-a .product-p3-f .tu {
  height: 105px;
  width: 105px;
  border-radius: 50%;
  border: 1px solid #fff;
  position: relative;
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
}
.product-a-nav .nav-b .nb-a .product-p3-f .tu img {
  max-height: 105px;
  max-width: 105px;
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
  margin: auto;
}
.product-a-nav .nav-b .nb-a .product-p3-f .product-p3-d {
  width: 220px;
  margin: 0 auto;
}
.product-a-nav .nav-b .nb-a .product-p3-f .product-p3-d .product-p3-da {
  padding: 0;
  float: left;
  height: 30px;
  width: 99px;
  text-align: center;
  line-height: 30px;
  background: #ff9e0c;
  color: #fff;
  border: 0;
  outline: none;
  cursor: pointer;
}
.product-a-nav .nav-b .nb-a .product-p3-f .product-p3-d .product-p3-db {
  float: right;
  height: 30px;
  width: 99px;
  text-align: center;
  line-height: 30px;
  background: #2187cf;
  color: #fff;
  border: 0;
  outline: none;
  cursor: pointer;
}
.product-a-nav .nav-b .na-b {
  float: right;
  width: 260px;
  overflow: hidden;
  background: #f5f5f5;
  margin-top: 20px;
}
.product-a-nav .nav-b .na-b .hot {
  height: 40px;
  width: 260px;
  line-height: 40px;
  border-bottom: 1px solid #ededed;
}
.product-a-nav .nav-b .na-b .hot span {
  margin-left: 20px;
  height: 40px;
  display: inline-block;
  border-bottom: 2px solid #2187cf;
}
.product-a-nav .nav-b .na-b .na-b1 {
  width: 260px;
  overflow: hidden;
}
.product-a-nav .nav-b .na-b .na-b1 ul {
  text-align: center;
}
.product-a-nav .nav-b .na-b .na-b1 ul li {
  margin-bottom: 20px;
}
.product-a-nav .nav-b .na-b .na-b1 ul li .nab-im {
  overflow: hidden;
  height: 218px;
  width: 218px;
  border: 1px solid #ededed;
  margin: 15px auto;
}
.product-a-nav .nav-b .na-b .na-b1 ul li span {
  cursor: pointer;
  height: 16px;
  width: 100px;
  display: block;
  margin: 0 auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #666666;
  font-size: 12px;
}
.product-a-nav .nav-b .na-b .na-b1 ul li span:hover {
  color: #2187cf;
}