Slightly expand accessible modals callout
Slightly expand accessible modals callout

BS3 commits: 3d244537fb94ea5d15476f503acf43e462770d30

todc/todc-bootstrap,todc/todc-bootstrap,2947721120/googlebt4,2947721120/todc-bootstrap,todc/todc-bootstrap,mozillo/todc-bootstrap,ztx1491/todc-bootstrap,aaroncnhk/todc-bootstrap,up2vs/todc-bootstrap