body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
}

header {
    background: rgba(84,84,84,255);
    color: #fff;
    padding: 15px;
}

nav ul {
    list-style: none;
    padding: 0;
}
        
nav ul li {
    display: inline;
    margin: 0 15px;
}

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

.hero {
    background: url('images/hero-door.png') no-repeat center center/cover;
    color: white;
    padding: 100px 20px;
}

section {
    padding: 20px;
}

form {
    display: flex;
    flex-direction: column;
    width: 50%;
    margin: auto;
}

form input, form textarea {
    margin: 10px 0;
    padding: 10px;
}

button {
background: #333;
color: #fff;
padding: 10px;
border: none;
cursor: pointer;
}

.logo{
    width: 30%;
    margin: 0 auto;
}