.modal-open {
    overflow: hidden;
}

button.close {
    padding: 0;
    background-color: transparent;
    border: 0;

    float: right;
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1;
    color: #000;
    text-shadow: 0 1px 0 #fff;
    opacity: .5;
}