h1{font-size:3rem;line-height:1}h2{font-size:2.25rem;line-height:2.5rem}h3{font-size:1.25rem;line-height:1.75rem}h4{font-size:1.125rem;line-height:1.75rem}h5,h6{font-size:1rem;line-height:1.5rem}.container{--gutter: 40px}