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