Bài 2: HTML Tag 2

• Change the width of the iframe to 600px and height to 400px
• Change the color Heading 3 to red
• Change the width of the image to 60%
• Chang the strong text to blue
• Change the padding Heading 1 to 10px,background color green and color white.

This is the main heading that is wrapped in "h1" tags

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam makesuada vihicula dictum. Integer tristique sapien nec lectus lohortis palcerat. MAKE THIS TEXT BOLD. Vestibulm molestie semper facilisis. Vestibulum finbus sit amet metus eget elementum.Morebi sed eros orci. MAKE THIS TEXT ITALIC. Nullam lacinia interdum delis sit amet aliquet.