/* General Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: #f0f4f8;
    color: #333;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    text-align: center;
    padding: 50px 20px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    color: white;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2rem;
}

main {
    flex: 1;
    padding: 40px 20px;
    max-width: 800px;
    margin: auto;
}

footer {
    text-align: center;
    padding: 20px;
    background: #333;
    color: #fff;
}

/* Error Pages */
.error-page {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 80vh;
    text-align: center;
}

.error-page h1 {
    font-size: 6rem;
    color: #ff6b6b;
}

.error-page h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.error-page p {
    font-size: 1.2rem;
}

.error-page a {
    color: #4facfe;
    text-decoration: none;
    font-weight: bold;
}

.error-page a:hover {
    text-decoration: underline;
}