.err-warning-box {
    background-color: #e0e0e0; /* nền xám */
    padding: 50px 20px;
    text-align: center;
    border-radius: 5px;
    width: 100%;
}

.err-warning-icon {
    font-size: 100px;
    color: red;
}

.err-warning-title {
    font-weight: bold;
    font-size: 24px;
    color: red;
    margin-top: 15px;
}

.err-warning-text {
    color: red;
    font-size: 18px;
}