.closestyle1086820{ font-size:12px;color:#333333;text-decoration: none ;}

.ptt {
    margin: 0 -1%;}

.ptt img {
    width: 31.3%;
    margin: 0 1%;
    display: block;
    float: left;}
@media (max-width: 768px){
.ptt {
    margin: 0;}
.ptt img {
    width: 100%;
    margin: 0;
    margin-bottom: 20px;}
}