.float-button {
    cursor: pointer;
    position: fixed;
    bottom: 120px;
    right: -40px;
    z-index: 99;
    border: none;
    outline: none;
    background-color: #02a8c5;
    color: white;
    cursor: pointer;
    padding: 15px 25px;
    border-radius: 0px 0px 11px 11px;
    font-size: 15px;
    letter-spacing: 2px;
    height: 50px;
}

.rotate {
    vertical-align: top;
    transform: rotate(7deg);
    -ms-transform: rotate(90deg);
    /* IE 9 */
    -moz-transform: rotate(90deg);
    /* Firefox */
    -webkit-transform: rotate(90deg);
    /* Safari and Chrome */
    -o-transform: rotate(90deg);
    /* Opera */
}