body {
    margin:0;
    padding: 2rem 1rem;
    min-height: 100vh;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-image: radial-gradient(circle at center, #1b2735 0%, #090a0f 100%);
    color: #e2e8f0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
}
h1{
    font-size: 2.8rem;
    letter-spacing: 3px;
    margin: 0 0 0.5rem 0;
    text-transform: uppercase;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}
p{
    font-size: 1.1rem;
    color: #94a3b8;
    margin: 0 0 1.5rem 0;
}
button {
    background: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
    color: white;
    border: none;
    padding: 12px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
}
h2 {
    font-size: 1.3rem;
    font-weight: 400;
    color: #38bdf8;
    margin: 1rem 0;
    font-style: italic;
}
img {
    max-width: 220px;
    height: auto;
    border-radius: 12px;
    margin: 1rem 0 2rem 0;
    filter: drop-shadow(0 0 15px rgba(56, 189, 248, 0.3));
}
a {
    text-decoration: none;
}