.uc-questions {
    position:relative;
    background-image: url('https://static.tildacdn.com/tild6638-3365-4636-b034-663834623863/sunflowers-6007847_1.jpg');
    background-size: cover;
    background-position: center;
}
.uc-questions::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
}
.t668 {
    position:relative;
    z-index:1;
}