.gradient {
    background: linear-gradient(90deg, #02507C 0%, #52A0D6 100%);
}

.text-shadow {
    text-shadow: 0 2px 2px rgba(0,0,0,0.50);
}

.overlay {
    visibility: hidden;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.70);
}

.overlay:target {
    visibility: visible;
}

.overlay .cancel {
    position: absolute;
    width: 100%;
    height: 100%;
}

.modal .close {
    position: absolute;
    top: 15px;
    right: 15px;
    color: grey;
    text-decoration: none;
}