/* Reset default browser styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Global styles */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

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

/* Header styles */
header {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
}

header h1 {
    font-size: 24px;
}

header nav ul {
    list-style: none;
}

header nav ul li {
    display: inline;
    margin-right: 20px;
}

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

/* Hero section styles */
.hero {
    background-color: #f4f4f4;
    padding: 50px 0;
    text-align: center;
}

.hero h2 {
    margin-bottom: 20px;
}

.hero p {
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    background-color: #333;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
}

.btn:hover {
    background-color: #555;
}

/* Features section styles */
.features {
    padding: 50px 0;
}

.features h2 {
    margin-bottom: 20px;
}

.feature {
    margin-bottom: 30px;
}

.feature h3 {
    margin-bottom: 10px;
}

/* Footer styles */
footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

.portfolio .gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    grid-gap: 20px;
}

.portfolio .gallery-item img {
    max-width: 100%;
    height: auto;
}