body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

header img {
    max-width: 100%;
    height: auto;
}

main {
    padding: 2rem;
    margin: 0 auto;
    max-width: 600px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h1, h2 {
    color: #333;
}

form {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
}

input[type="text"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    padding: 0.5rem 1rem;
    border: none;
    background-color: #333;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #555;
}

.error {
    color: red;
}

ul {
    list-style-type: none;
    padding: 0;
}

ul li {
    background-color: #f4f4f4;
    margin-bottom: 1rem;
    padding: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

ul li form {
    display: inline;
}

ul li button {
    margin-left: 0.5rem;
}