* {
    margin: 0;
    padding: 0;
}

body {
    background: silver;
    font-family: 'Montserrat', sans-serif;
}

header {
    width: 80%;
    padding: 15px 10%;
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #333;
    border-bottom: 2px solid #000;
}

header .logo {
    font-weight: 600;
    font-size: 25px;
}

header nav a {
        color: #fff;
        text-decoration: none;
        margin-left: 15px;
}

header nav a:hover {text-decoration: underline;}

main {
    width: 80%;
    padding: 15px 10%;
    margin: 300px 0;
}

footer {
    margin-top: 150px;
    text-align: center;
    width: 100%;
    padding: 25px 0;
    color: #fff;
    background: #333;
    border-top: 2px solid #000;
}