/* 
    External CSS
*/

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #111;
    color: #f4f4f4;
}

header {
    background: linear-gradient(to right, black, darkred);
    padding: 20px;
    text-align: center;
}

.logo {
    font-size: 28px;
    font-weight: bold;
}

.tagline {
    font-size: 14px;
    color: #ccc;
}

nav {
    background-color: #222;
    padding: 10px;
    text-align: center;
}

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

nav ul li {
    display: inline-block;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    color: red;
}

.hero {
    text-align: center;
    padding: 60px 20px;
    background-image: url("https://images.unsplash.com/photo-1492144534655-ae79c964c9d7");
    background-size: cover;
    background-position: center;
}

.hero h1 {
    font-size: 40px;
}

.content {
    padding: 40px;
    text-align: center;
}

.content img {
    width: 300px;
    margin: 20px;
    border-radius: 10px;
}

.card {
    background-color: #222;
    display: inline-block;
    padding: 20px;
    margin: 20px;
    border-radius: 10px;
    width: 300px;
}

.card img {
    width: 100%;
    border-radius: 10px;
}

footer {
    background-color: black;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}