.right-button {
    border: 1px solid black;
    width: 150px;
    border-radius: 6px 6px 0px 0px;
    padding: 10px;
    transform: rotate(-90deg);
    transform-origin: left bottom 0px;
    position: fixed;
    top: 50%;
    left: 100%;
    background-color: #106896;
    color: #FFF;
    font-weight: bold;
}