body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

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

.container {
    width: 80%;
    margin: 0 auto;
}

h1, h2, h3 {
    margin: 0.5rem 0;
}

header h1 {
    display: inline;
    font-size: 2rem;
}

nav {
    float: right;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

nav ul li {
    display: inline;
    margin-left: 1rem;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

nav ul li a:hover {
    text-decoration: underline;
}

.signup-btn {
    background-color: #007BFF;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    color: #fff;
    text-decoration: none;
}

.signup-btn:hover {
    background-color: #0056b3;
}

.hero {
    background-color: #007BFF;
    color: #fff;
    padding: 2rem 0;
    text-align: center;
}

.hero .cta-btn {
    background-color: #fff;
    color: #007BFF;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    margin-top: 1rem;
    display: inline-block;
}

.hero .cta-btn:hover {
    background-color: #f4f4f4;
}

section {
    padding: 2rem 0;
}

.features, .about, .contact, .signup {
    background-color: #fff;
    margin-bottom: 1rem;
    border-radius: 5px;
    padding: 1rem;
}

.features .feature-item {
    margin-bottom: 1rem;
}

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

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

#signup-form label {
    font-size: 1rem;
    color: #333;
}

#signup-form input[type="email"] {
    padding: 0.5rem;
    border-radius: 5px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

#signup-form button {
    padding: 0.75rem;
    background-color: #007BFF;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
}

#signup-form button:hover {
    background-color: #0056b3;
}

#form-message {
    color: red;
    font-size: 1rem;
    margin-top: 1rem;
}