.mailing-list-unavailable {
    border: none;
    border-radius: 8px;
    padding: 28px 28px 24px;
    max-width: 440px;
    width: calc(100% - 32px);
    background: #fff;
    color: #1c2632;
    box-shadow: 0 12px 40px rgba(28, 38, 50, 0.28);
}

.mailing-list-unavailable::backdrop {
    background: rgba(28, 38, 50, 0.55);
}

.mailing-list-unavailable h2 {
    margin: 0 0 12px;
    font-family: "Oswald", sans-serif;
    font-size: 28px;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: #303b77;
}

.mailing-list-unavailable p {
    margin: 0 0 20px;
    line-height: 1.45;
    font-size: 16px;
}

.mailing-list-unavailable-close {
    border: none;
    border-radius: 6px;
    padding: 12px 28px;
    background: #5f7499;
    color: #fff;
    font-family: "Oswald", sans-serif;
    font-size: 18px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
}

.mailing-list-unavailable-close:hover,
.mailing-list-unavailable-close:focus {
    background: #303b77;
    outline: none;
}