.myClass {
  display:none;
}

.pdfButton {
    font-size: 25px;
    position: absolute;
    z-index: 100;
    top: 50%;
    right: 0;
    bottom: 0;
    left: 0;
    width: 72px;
    height: 72px;
    margin: -36px auto 0;
    padding: 20px;
    text-align: center;
    color: #fff;
    background-color: rgba(0, 161, 156, 0.6);
}