.content {
    padding: 0 5rem;
}

.popup {
    position: fixed;
    top: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, .3);
    display: grid;
    place-content: center;
    opacity: 0;
    pointer-events: none;
    transition: 200ms ease-in-out opacity;
}
.popup-content {
    width: clamp(300px, 90vw, 500px);
    background-color: #000;
    color:#fff;
    padding: clamp(1.5rem, 100vw, 3rem);
    box-shadow: 0 0 .5em rgba(0, 0, 0, .5);
    border-radius: .5em;
    opacity: 0;
    transform: translateY(20%);
    transition: 200ms ease-in-out opacity,
                200ms ease-in-out transform;
    position: relative;
}
.popup h1 {
    position: absolute;
    top: 2rem;
    right: 2rem;
    line-height: 1;
    cursor: pointer;
    user-select: none;
}
.popup h1:active {
    transform: scale(.9);
}

.showPopup {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* button **/

.popup button {
background-color: #22C3E0;
color: #fff;
padding: 5px 10px;
border: none;
border-radius: 4px;
cursor:pointer;
font-size: 16px;
font-weight:bold;
}


.popup-content > p:nth-child(14) > b:nth-child(1) > span:nth-child(1) > u:nth-child(1) > a:nth-child(1) { color:#fff; }