body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    text-align: center;
    margin: 0;
    padding: 0;
}

.container {
    background: white;
    width: 420px;
    margin: 60px auto;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0px 6px 20px rgba(0,0,0,0.2);
}

h1 {
    margin-top: 0;
}

form {
    margin: 20px 0;
}

input {
    padding: 10px;
    margin: 5px;
    border-radius: 6px;
    border: 1px solid #ccc;
}

button {
    padding: 10px 18px;
    border: none;
    border-radius: 6px;
    background: #4facfe;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

button:hover {
    background: #3b8de0;
}

.message {
    font-size: 18px;
    margin: 10px;
}

table {
    margin: auto;
    border-collapse: collapse;
    width: 100%;
}

th {
    background: #4facfe;
    color: white;
}

td, th {
    padding: 8px;
    border: 1px solid #ddd;
}