.neirong_box div{
    margin-top: 50px;
    width: 100%;
    height: 251px;
    background-color: #f2f2f2;
}
.img_l{
    display: block;
    float: left;
    width: 355px;
    height: 251px;
    background: #ccc;
    overflow: hidden;
}
.img_l img{
    width: 100%;
}
.con_r{
    float: right;
    width: 845px;
    padding: 40px;
}
.con_r dt{
    font-size: 30px;

}
.con_r dd{
    font-size: 16px;
    color: #838383;
}
.con_r a{
    position: relative;
    display: inline-block;
    margin-top: 30px;
    line-height: 24px;
    padding: 10px 25px;
    font-family: calibri;
    letter-spacing: 1px;
    font-size: 12px;
    font-weight: 400;
    text-transform: uppercase;
    background: none;
    color: #374853 !important;
    border: 1px solid #e0e0e0 !important;
    border-radius: 1px;
}
.con_r a:hover{
    background: #009cff;
    color: #fff;
    transition: all 0.5s;
}