UI overlapping

[leisterfrancisco]

Describe the bug
In Documentation, when scroll down top sidebar title is little overlapped by top header.
Also, take a look at url language

To Reproduce
Steps to reproduce the behavior:

1. Go to https://eosio.lacchain.net/en/docs/guias/desplegar-contrato-inteligente
2. Click on Guides an Tutorials
3. Scroll down
4. See error

Expected behavior
Don't overlapp

Screenshots

Additional context
I'm in english version but url appears in spanish