Element block pseudo-class :active generated with box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 5px transform position relative background box-sizing border-box transition height auto font-size 16px border-radius z-index auto line-height 1 font-weight normal border 0px rgba(0,0,0,1) solid overflow scroll float left cursor default display block padding 20px text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px