Docs: Fix vertical align link
Docs: Fix vertical align link

twbs/bootstrap,inway/bootstrap,m5o/bootstrap,GerHobbelt/bootstrap,GerHobbelt/bootstrap,tjkohli/bootstrap,inway/bootstrap,coliff/bootstrap,m5o/bootstrap,coliff/bootstrap,twbs/bootstrap,GerHobbelt/bootstrap,inway/bootstrap,tjkohli/bootstrap