Element button pseudo-class :active generated with height auto border 1px #b7b7b7 solid background border-radius padding 20px box-sizing content-box text-shadow transform z-index auto line-height normal font-weight normal display inline-block margin 0px position static overflow visible box-shadow 2px 2px 5px rgba(0,0,0,0.2) cursor default font-size 16px float none width auto transition