* update styles of name tags

* update screenshots

* update screenshots

* fix tests

* update screenshot

* show error if contract method has invalid data structure

* convert address to checksum when reading from contract method

Fixes #2028

Fixes #2043

* page placeholder

* block info snippet

* add actions for calendar buttons

* add timer

* add redirect when timer runs out

* add redirect from not found block page

* block countdown index page

* link to countdown index page

* add link to search suggest

* add URL to an event

* add link to block countdown on mobile

* tests

* add countdown text to search result page

* update margins

* show block countdown when search results are not empty

change counter labels to H2

* test for degraded block details tab

* fix marketplace app test

* more tests for degraded block

* test for address degradation view

Changing the description for flatteners during the verification

Replaced POA flattener with instructions on Hardhat flattener