.hero-section {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('../img/hero.jpg');
    background-size: cover;
    background-position: center;
    min-height: 500px;
    display: flex;
    align-items: center;
}

body {
    font-family: 'Arial', sans-serif;
}

.navbar-brand img {
    height: 30px;
}

footer {
    margin-top: auto;
}