#hero:before {
    content: "";
    background: rgba(3, 49, 75, 0.91);
    position: absolute;
    bottom: 0;
    top: 0;
    left: 0;
    right: 0;
}

.testimonials::before {
content: "";
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
background: rgba(3, 49, 75, 0.8);
}