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