body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
}

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

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 1rem;
}

nav a {
    color: white;
    text-decoration: none;
}

main {
    padding: 2rem;
    text-align: center; /* Center align content in main */
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem;
    position: relative;
    bottom: 0;
    width: 100%;
}

form {
    margin-top: 2rem;
    text-align: left; /* Keep form elements left-aligned */
    display: inline-block; /* Allow form to be centered */
}

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

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
}

input[type="submit"] {
    background-color: #333;
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    cursor: pointer;
}

.tags {
    margin-top: 1rem;
}

.tag {
    display: inline-block;
    background-color: #eee;
    color: #333;
    padding: 0.5rem;
    margin: 0.25rem;
    border-radius: 5px;
    font-size: 0.9rem;
}

.wechat-contact {
    max-width: 300px; /* Limit image width */
    margin-top: 1rem; /* Add some space above the image */
}