leading-** クラスの見本

leading-3
= line-height: .75rem; /* 12px */
leading-4
= line-height: 1rem; /* 16px */
leading-5
= line-height: 1.25rem; /* 20px */
leading-6
= line-height: 1.5rem; /* 24px */
leading-7
= line-height: 1.75rem; /* 28px */
leading-8
= line-height: 2rem; /* 32px */
leading-9
= line-height: 2.25rem; /* 36px */
leading-10
= line-height: 2.5rem; /* 40px */
leading-none
= line-height: 1;
leading-tight
= line-height: 1.25;
leading-snug
= line-height: 1.375;
leading-normal
= line-height: 1.5;
leading-relaxed
= line-height: 1.625;
leading-loose
= line-height: 2;

button タグに使用した例

button タグには最低限ブラウザデフォルト状態に近い見た目になる設定はしてあります(詳細は /global.src.css を参照)