* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #121212;
    color: #f1f1f1;
    line-height: 1.6;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    flex-direction: column;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5em;
    color: #f39c12;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2em;
    color: #bbb;
}

.main {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.button-container {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(2, 1fr);
    max-width: 400px;
    margin: 0 auto;
}

.nav-button {
    display: block;
    text-align: center;
    padding: 15px 30px;
    background-color: #2c3e50;
    color: white;
    font-size: 1.2em;
    text-decoration: none;
    border-radius: 8px;
    transition: transform 0.3s ease, background-color 0.3s ease;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.nav-button:hover {
    background-color: #34495e;
    transform: translateY(-5px);
}

.nav-button:active {
    background-color: #16a085;
    transform: translateY(2px);
}

footer {
    text-align: center;
    padding: 20px;
    background-color: #1a1a1a;
    color: #bbb;
}

footer p {
    font-size: 1em;
}