* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f4f4f4;
}

.container {
    text-align: center;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

h1 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}

input[type="tel"], input[type="file"] {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    margin-bottom: 15px;
    border: 2px solid #ccc;
    border-radius: 4px;
}

button {
    width: 100%;
    padding: 10px;
    font-size: 18px;
    color: #fff;
    background-color: #4CAF50;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

#status {
    margin-top: 20px;
    font-size: 16px;
    color: #333;
}

@media (max-width: 600px) {
    h1 {
        font-size: 20px;
    }

    input[type="tel"], input[type="file"], button {
        font-size: 14px;
    }
}