.i_case{ display:inline-block; overflow:hidden; width:44px; height:44px; vertical-align:middle; background:url(../images/i_case.png)/*tpa=http://www.ahkxtc.cn/Static/images/i_case.png*/ no-repeat;margin-right: 10%; transition:all 0.3s ease;-moz-transition:all 0.3s ease;-ms-transition:all 0.3s ease;-o-transition:all 0.3s ease;-webkit-transition:all 0.3s ease;}
.i_case_2{ background-position:left bottom;}

.m_left{display:inline-block; overflow:hidden; width:45px; height:35px; vertical-align:middle; background:url(../images/m_left.png)/*tpa=http://www.ahkxtc.cn/Static/images/m_left.png*/ no-repeat;transition:all 0.3s ease;-moz-transition:all 0.3s ease;-ms-transition:all 0.3s ease;-o-transition:all 0.3s ease;-webkit-transition:all 0.3s ease;}
.m_left_2{ background-position:-45px 0;}
.m_left_3{ background-position:-90px 0;}
.m_left_4{ background-position:-135px 0;}

.p_btn{display:inline-block; overflow:hidden; width:32px; height:32px; vertical-align:middle; background:url(../images/p_btn.png)/*tpa=http://www.ahkxtc.cn/Static/images/p_btn.png*/ no-repeat;transition:all 0.3s ease;-moz-transition:all 0.3s ease;-ms-transition:all 0.3s ease;-o-transition:all 0.3s ease;-webkit-transition:all 0.3s ease;}
.p_btn_2{ background-position:-32px 0;}
.p_btn_3{ background-position:-64px 0;}







/*下层--产品列表*/
.prolist{ overflow:hidden;}
.prolist ul{width: 102%;}
.prolist li{ float:left; width:296px;margin:0 2.6% 32px 0; text-align:center; border:1px solid #d9d9d9;}
.prolist li .img{ *height:171px; *padding-bottom:0;}
.prolist li .img img{ transition:all 0.3s ease;-moz-transition:all 0.3s ease;-ms-transition:all 0.3s ease;-o-transition:all 0.3s ease;-webkit-transition:all 0.3s ease;}
.prolist li .intro{background-color:#eff2f3; width:296px; display:block; height:44px;}
.prolist li .intro .title{font-size: 14px;overflow: hidden;white-space: nowrap;text-overflow: ellipsis; width:296px; line-height:44px; font-weight:normal; font-size:14px;}
.prolist li .intro .summ{ color:#575757; font-size:12px;margin-top: 8px;height: 42px;line-height: 21px;overflow: hidden;}
.prolist li ._tools{background-color: #e1e6e7;padding: 9px 0 7px; overflow:hidden;}
.prolist li ._tools ._butt{display: inline-block;width: 49%;text-align: center;border-left: 1px #c2c5c6 solid;margin-left: -1px;font-size: 13px;}
.prolist li:hover .img img{ transform:scale(1.1,1.1);-moz-transform:scale(1.1,1.1);-ms-transform:scale(1.1,1.1);-o-transform:scale(1.1,1.1);-webkit-transform:scale(1.1,1.1);}
.prolist li:hover .intro{ background-color:#d80413; color:#fff;}
.prolist li:hover .intro a,.prolist li:hover .intro .summ{ color:#fff;}