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

.section-title {
    border-bottom: 2px solid #343a40;
    padding-bottom: 10px;
    margin-bottom: 30px;
}

.hero {
    background: url('your-background-image.jpg') no-repeat center center/cover;
    height: 100vh;
}

footer {
    background-color: #343a40;
    color: white;
}