@import url(https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;700&display=swap);:root{--color-white:#ffffff;--color-black:#000000;--color-primary:#00FF99;--color-secondary:#0043AF;--default-font:'Open Sans',sans-serif;--default-size:21px}body{font-family:var(--default-font);font-size:var(--default-size);line-height:1.2;background:var(--color-secondary) url(images/error404-bkg.jpg) no-repeat center center;background-size:cover;color:var(--color-white)}.btn{background-color:var(--color-primary);border-color:var(--color-primary);color:var(--color-secondary)}.btn:hover{background-color:var(--color-secondary);border-color:var(--color-secondary);color:var(--color-primary)}h2{font-weight:700;font-size:110px;line-height:1}h3{font-size:26px;line-height:1}