.heading h1{font-size:2.25rem;font-weight:500;line-height:1.2}.heading h2{font-size:1.75rem;font-weight:400}.heading h3{font-size:1.5rem;font-weight:400;line-height:1.2}.heading h4{font-size:1.25rem;font-weight:400;line-height:1.2}