Element block pseudo-class :active generated with box-sizing content-box display block cursor default width 80% height 10% background text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin 10% border 0px rgba(0,0,0,1) solid position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px transform font-weight normal overflow hidden float none z-index auto border-radius line-height 1 transition padding 16px