<h1 id="title">
제목
</h1>#title {
/*title id css*/
color:red;
}
External CSS
This Pen doesn't use any external CSS resources.
External JavaScript
This Pen doesn't use any external JavaScript resources.
<h1 id="title">
제목
</h1>#title {
/*title id css*/
color:red;
}This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.