.ptype-box {
            float: left;
            width: 1200px;
            height: auto;
            overflow: hidden;
            margin-top:30px;          
        }

.ptype {
    float: left;
    width: 1200px;
    height: auto;
    margin-bottom: 10px;
    display: none;
}
.ptype1 {
    display: block;
}


.detype {
   width: 100%; 
   margin-left: auto; 
   margin-right: auto; 
   text-align: center;
   /*background: #efedee;*/
}
.detype_title {
    width: 1200px; 
    margin-left: auto; 
    margin-right: auto; 
    text-align: center; 
    height: 725px;
}