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