Element button pseudo-class :active generated with display inline-block background transition height auto text-shadow 1px 1px 0px rgba(255,255,255,0.66) z-index auto width auto padding 20px font-weight normal line-height normal box-sizing content-box cursor default border 1px #b7b7b7 solid overflow visible font-size 16px position static transform box-shadow 3px 2px 2px rgba(0,0,0,0.2) margin 0px float none border-radius