.container {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

h1 {
    text-align: center;
}

label {
    display: block;
    margin-bottom: 5px;
}

input[type="text"],
input[type="password"],
input[type="email"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

input[type="submit"] {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #3e8e41;
}