* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f3f4f6, #dbe2ef);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}
.container {
    text-align: center;
    padding: 40px 60px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    width: 100%;
    font-size: 18px;
}
h1 {
    font-size: 120px;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 20px;
}
h2 {
    font-size: 24px;
    color: #555;
    margin-bottom: 40px;
}
p {
    font-size: 16px;
    color: #777;
    margin-bottom: 30px;
}
.button {
    display: inline-block;
    padding: 15px 25px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-size: 16px;
    transition: background-color 0.3s ease, transform 0.2s ease;
}
.button:hover {
    background-color: #2980b9;
    transform: scale(1.05);
}
.icon {
    font-size: 50px;
    color: #3498db;
    margin-bottom: 20px;
}