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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: #2c3e50;
    color: #fff;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
}

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

.hero {
    background-color: #3498db;
    color: #fff;
    text-align: center;
    padding: 4rem 0;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #e74c3c;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #c0392b;
}

.section, .products, .blog, .cart, .privacy {
    padding: 3rem 0;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.feature-grid, .product-grid, .testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 2rem;
}

.feature-grid div, .product-grid div, .testimonial-grid div {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.product button {
    padding: 10px;
    background-color: #2ecc71;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.product button:hover {
    background-color: #27ae60;
}

.tips ul {
    list-style: none;
    margin-bottom: 2rem;
}

.tips ul li {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.tips ul li strong {
    color: #2c3e50;
}

.cart #cart-items div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid #ddd;
}

.cart #cart-items button {
    background-color: #e74c3c;
    color: #fff;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
}

.lead-form {
    max-width: 500px;
    margin: 2rem auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.lead-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.lead-form input {
    width: 100%;
    padding: 10px;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.lead-form button {
    width: 100%;
    padding: 10px;
    background-color: #2ecc71;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.lead-form button:hover {
    background-color: #27ae60;
}

footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 2rem 0;
    text-align: center;
}

footer ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 20px;
}

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

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

@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    nav ul {
        flex-direction: column;
        gap: 10px;
    }

    .feature-grid, .product-grid, .testimonial-grid {
        grid-template-columns: 1fr;
    }
}