html put a variable in color arg code example
Example 1: css variable
:root {
--main-bg-color: pink;
}
body {
background-color: var(--main-bg-color);
}
Example 2: css variable
...
<style>
:root{
--couleur-principale: brown;
}
#test1{
color:var(--couleur-principale);
}
</style>
...