Element block pseudo-class :active generated with box-sizing content-box height 20px z-index auto display block cursor default text-shadow background border-radius font-size 16px box-shadow 1px 1px 1px rgba(255,0,0,0.35) font-weight normal padding 20px margin 0px overflow hidden width 102px transform border 0px rgba(0,0,0,1) solid float none line-height 1 position static transition