.viewport {
    width: 320px;
    overflow: hidden;
    margin: 0 auto;
    -webkit-transform: translateZ(0); /* Optional: When heavy at iOS6+ */
}

.flipsnap {
    width: 3200px; /* 320px(item width) * 3(item count) */
}

.flipsnap:after {
    content: '';
    display: block;
    clear: both;
    height: 0;
}

.item {
    float: left;
    width: 310px;
    font-size: 50px;
    text-align: center;
    padding:0;
    background: #ff7495;
    border: 5px solid #ff7495;
    color: #666;
}