Source: dist/css/virtual_boot.css, line 14243
2.4 Basic Inputs
Arches is strongly based on utility classes styling everything so it commonly just builds on either the base of the browser defaults or the defaults of the framework that is built on. This is a kitchen sink of html elements so you can see how this variation will effect html. There is No basic styling around the pure DOM with the utility class only. To get full brand styling use a framework based version of arches.