* {
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
    color: #333333;
    line-height: 1.6;
    background-color: #ffffff;
}

header {
    background-color: #b22222;
    color: #ffffff;
    text-align: center;
    padding: 40px 20px;
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
    line-height: 1.2;
}

header p {
    margin: 10px 0 0;
    font-size: 1.2rem;
}

main {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

h2 {
    color: #b22222;
    line-height: 1.3;
}

.contact {
    margin-top: 30px;
    padding: 25px;
    background-color: #f5f5f5;
    border-left: 5px solid #b22222;
    border-radius: 5px;
}

.contact h2 {
    margin-top: 0;
}

.contact p {
    margin: 12px 0;
}

.contact a:not(.contact-button) {
    color: #333333;
}

.contact-button {
    display: inline-block;
    margin-top: 10px;
    background-color: #b22222;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 28px;
    border-radius: 5px;
    font-weight: bold;
    font-size: 1rem;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.contact-button:hover,
.contact-button:focus {
    background-color: #8b1a1a;
}

.contact-button:focus-visible {
    outline: 3px solid #333333;
    outline-offset: 3px;
}

.contact-button:active {
    background-color: #701515;
    transform: translateY(1px);
}

footer {
    background-color: #222222;
    color: #ffffff;
    text-align: center;
    padding: 15px 20px;
    margin-top: 40px;
}

footer p {
    margin: 0;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }

    header p {
        font-size: 1rem;
    }

    main {
        padding: 25px 15px;
    }

    .contact-button {
        width: 100%;
        text-align: center;
    }
}