html,body{
    height:100vh;
    margin:0;
    padding: 0;
}

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

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

header h1, header nav ul {
    display: inline-block;
    vertical-align: middle;
}

header nav ul {
    float: right;
}

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

header nav ul li a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}

header nav ul li a:hover {
    color: #ddd;
}

#hero {
    background: #f5f5f5;
    padding: 100px 0;
    text-align: center;
}

#hero .cta-btn {
    display: inline-block;
    padding: 10px 30px;
    background-color: #333;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

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

section {
    padding: 40px 0;
    text-align: center;
}

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