.success-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    
    width: 25%;
    min-width: 320px;
    max-width: 500px;

    background: #ffffff;
    border-radius: 12px;

    box-shadow: 0 10px 35px rgba(0,0,0,0.15);

    padding: 30px;

    z-index: 9999;

    display: none;
}

.success-modal.active {
    display: block;
}

.success-modal-content {
    position: relative;
}

.success-modal h2 {
    color: #666666;
    font-size: 28px;
    font-weight: 500;
    line-height: 1.4;
    margin: 20px 0 10px;
    text-align: center;
}

.close-modal {
    position: absolute;
    top: -10px;
    right: -5px;

    font-size: 28px;
    color: #888888;

    cursor: pointer;

    transition: 0.3s ease;
}

.close-modal:hover {
    color: #444444;
}

@media screen and (max-width: 768px) {

    .success-modal {
        width: 90%;
        padding: 25px;
    }

    .success-modal h2 {
        font-size: 22px;
    }
}