.tb {
    border-collapse: collapse;
    border-top: 1px solid #ccc;
    border-radius: 3px;
    width: 100%;
    margin: 0px auto;
}

.tb th,
.tb td {
    font-size: 18px;
    padding: 20px;
    border-bottom: 1px inset #ccc;
}

.tb th {
    background-color: #fff;
}



@media (max-width: 960px) {


  .wrap{
    width: 100%;
    padding-left: 3%;
    padding-right:3%;
  }


  th,td {
    display: block;
    width: 100%;
    clear: both;
    border-width:0px;
  }
}