Table with sticky searchable column: horizontal scrolling pushes search input out of view #2631

Overview of the problem

Buefy version: 0.8.20
Vuejs version: 2.6.11
OS/Browser: macOS Catalina 10.15.5/Chrome 83.0.4103.116

Description

Scrolling to the far right side of a large table with a sticky searchable column pushes the search input to the left and out of view.

Steps to reproduce

1. Create a table with a sticky searchable column and several columns to the right.
2. Scroll to the right.

Expected behavior

The search input stays fixed within the sticky searchable column.

Actual behavior

The search input is pushed to the left and out of view: https://codepen.io/anti-destin/pen/GRovwLG.