File tree Expand file tree Collapse file tree
Expand file tree Collapse file tree Original file line number Diff line number Diff line change @@ -21,7 +21,22 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
2121 < img src ="https://source.unsplash.com/7bwQXzbF6KE/800x500 ">
2222
2323 < style >
24+ : root {
25+ --base : # ffc600 ;
26+ --spacing : 10px ;
27+ --blur : 10px
28+ }
29+
30+ img {
31+ padding : var (--spacing );
32+ background : var (--base );
33+ filter : blur (var (--blur ));
2434
35+ }
36+
37+ .hl {
38+ color : var (--base )
39+ }
2540 /*
2641 misc styles, nothing to do with CSS variables
2742 */
@@ -45,6 +60,16 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
4560 </ style >
4661
4762 < script >
63+ const inputs = document . querySelectorAll ( '.controls input' ) ;
64+
65+ function handleUpdate ( ) {
66+ const suffix = this . dataset . sizing || '' ;
67+ document . documentElement . style . setProperty ( `--${ this . name } ` , this . value + suffix )
68+
69+ }
70+
71+ inputs . forEach ( input => input . addEventListener ( 'change' , handleUpdate ) ) ;
72+ inputs . forEach ( input => input . addEventListener ( 'mousemove' , handleUpdate ) )
4873 </ script >
4974
5075</ body >
You can’t perform that action at this time.
0 commit comments