body {
    font-family: Lato, Helvetica, sans-serif;
background: url(bg-1.jpg) top left no-repeat;
background-size: cover;

}
header {
    color: #fff;
    font-weight: bold;
    height: 100vh;
    box-shadow: inset 0px -2px 2px 0px #000;
    text-align: center;
}
header h1 {
    font-size: 60px;
    font-weight: 900;
    text-shadow: 2px 2px 2px #000;
    position: relative;
    top: 50%;
    transform: translateY(-50%);
}
header h3 {
    text-shadow: 2px 2px 2px #000;
    font-size: 30px;
    position: relative;
    top: 52%;    
    transform: translateY(-50%);
}
section {
    background: #666;
    padding-top: 50px;
}