.gg_3_main_div
{
    margin-top:20px;
    width:100%;
    border:1px solid #e8e8e8; 
    padding:10px;
    background-color:white;
}
.gg_3_main_div>.box
{
    overflow:hidden;
}

.gg_3_main_div>.box>.left img
{
     float:left;
     height:150px;
     width:610px;
     margin-right:8px;
}

.gg_3_main_div>.box>.right img
{
     float:left;
     height:150px;
     width:610px;
}

/*适应手机*/
@media (max-width:1270px)
{
    .gg_3_main_div
    {
        margin:10px;
        width:auto;
    }
    
    .gg_3_main_div>.box>.right img
    {
        margin-top:10px;
    }
}