JSFiddle - React, Tailwind, and code Playground
by ptomblin
HTML
<select id="selectbox1">
<option value="">Select an option…</option>
<option class="aye_c" value="aye">Aye</option>
<option class="eh_c" value="eh">Eh</option>
<option class="aye_c"value="ooh">Ooh</option>
<option class="none_c" value="whoop">Whoop</option>
</select>
CSS
.aye_c {
font-weight: normal;
color: red;
}
.eh_c {
color: black;
font-weight: bold;
}
.none_c {
color: black;
font-weight: normal;
}
JavaScript
$('#selectbox1').on("change", function() {
this.className = this.selectedOptions[0].className
});