body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 400px;
    margin: 0 auto;
    padding: 1rem;
    text-align: center;
    background-color: #ffffff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 24px;
    margin-bottom: 1rem;
}

.circle-image {
    max-width: 100%;
    height: auto;
    margin-bottom: 1rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

input {
    font-size: 18px;
    padding: 0.5rem;
    border: 1px solid #cccccc;
    border-radius: 4px;
}