Element block pseudo-class :active generated with border-radius margin 0px position static background text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-weight normal height auto overflow hidden width 160px border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default font-size 16px display block float none line-height 1 padding 20px transform z-index auto box-sizing content-box transition