How do I remove the featured image from a blog post?

[MuzammilKelq]

Hey there, 

I need help in removing featured Image of my store not from blog page but blog post it looks so weird! Please help me in removing blog post I tried some CSS but it didn't worked. Attaching URL. 

https://www.dormvibes.com/blogs/blog-room-vibes (Don't want to remove from this)

https://www.dormvibes.com/blogs/blog-room-vibes/aesthetic-rooms-with-led-lights ( From top of this)

Attaching Images 

https://ibb.co/6R2MFZX
https://ibb.co/X29SQNQ