Question

what is container tag

Answer 1

container tag is the tag which has to be closed.

for example: 

<font> is the opening tag 
</font> is the closing tag 

Answer 2

$<i>$ Hey mate

here's your answer ✔✔

⬇️⬇️⬇️

Container tag = The tags that are yaed in pairs is basically termed as container tags , they have both ending and starting.

For example- Title tag

✔✔ Hope it helps you ✔✔