@charset "utf-8";
*{margin:0;padding:0;}
body{font-family:"Microsoft YaHei","微软雅黑","宋体";font-size: 12px;color: #000;}
img{border:0;}
ul,li{list-style-type:none;}
strong{font-weight:normal;}
em {font-style:normal;}
a{text-decoration:none; cursor:pointer;}
.w1183{width: 1183px;margin:0 auto;}
.fl{float:left;}
.fr{float:right;}

.b2b2c_banner{height:300px;background: url(ban_01.jpg)center top no-repeat;overflow: hidden;}



.container {
    width: 1185px;
    margin: 0 auto;
}








.tool_box {
    padding-top: 52px;
    margin-top: -2px;
    background-color: #f3f3f3;
}

.tool_box .inner {
    margin-right: -35px;
}

.tool_box .inner:after {
    content: "";
    display: table;
    width: 100%;
    clear: both;
}

.tool_box .item {
    float: left;
    width: 270px;
    height: 338px;
    padding: 23px 15px 32px;
    background-color: #fff;
    border-radius: 4px;
    border: 1px solid #ececec;
    margin-right: 35px;
    margin-bottom: 39px;
    box-sizing: border-box;
}

.tool_box .item:hover {
    box-shadow: 0 0 20px #ddd;
}

.tool_box .item > img {
    display: block;
    width: 60%;
    margin: 0 auto;
    border-radius: 6px;
    margin-bottom: 20px;
}

.tool_box .item > img.img_icon {
    width: 60%;
    margin: 0 auto 20px;
}

.tool_box .item > h4 {
    font-size: 20px;
    color: #000;
    font-weight: 500;
    text-align: center;
    margin-bottom: 16px;
}

.tool_box .item > p {
    height: 96px;
    line-height: 24px;
    color: #8d8d8d;
    padding: 0 25px;
    overflow: hidden;
}