The column-width Css property sets the ideal column width in a multi-column layout. The container will have as many columns as can fit without any of them having a width less than the column-width value. If the width of the container is narrower than the specified value, the single column's width will be smaller than the declared column width....Français 日本語 The column-width CSS property sets the ideal column...and column-rule-width . Syntax css /* Keyword value */ column-width:...