How i use html css in one programm ¿

Question

i m confused with that question will u help me please

Answer 1

@Gami, it should be

<style>
/* CSS here */
</style>

<script> is for javascript

Answer 2

You can add this whereever in the HTML file

<style>
/* CSS here */
</style>

Answer 3

Oh yeah, my bad... Edited *_*