Element block pseudo-element :before generated with z-index box-sizing content-box background position relative padding auto display block font-size 16px font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid transition overflow hidden width 75% cursor default transform height 25% border-radius margin auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height normal float none