What it take to make such website like this?

well i know maybe i ask the wrong question at stackoverflow.

i want to build a website like this https://www.youtube.com/watch?v=URIrsCqrUyk

but what it take to build such website ? framework ? cms ?

i am new to cms , i always hand code website , but this day without cms , website will become hard to manage it.

question

1. what it take to build website like this ?

2. do i need cms ?

if do : which one should i try

if not : how do such website manage it ?

thank for sharing your advice , if this post not belong here i will delete after, sorry for trouble and and thank for all.