Column-
This is used to define how wide columns will be.
Its options are:
(1) Auto, the browser will automatically decide, according to other CSS properties.
(2) Length, you set the width you want the columns to be, for example in px or cm.
For maximum browser support, you should use the following prefixes:
(1) column-width:
(2) -moz-column-width:
(3) -webkit-column-width: