.fact_author_img{z-index:0}.fun_fact_content{z-index:1}.fact_author_img .square_box.box_three{background-image:linear-gradient(90deg,#0074a7 0%,#0926b3 100%)}.fact_author_img .square_box.box_four{background-image:linear-gradient(90deg,#09b389 0%,#0074a7 100%)}