.modal {
    width: 90%;
    height: 50%;
    position: absolute;
    top: 0;
    left: 0;
    background: rgba(200, 0, 255, 0.5);
}
.modal .inner {
    width: 80%;
    height: 100%;
    background: rgba(0, 0, 255, 0.5);
}
p {
    display: none;
}
p.visible {
    display: block;
}