Thimble comes with a dark and light theme, so pick what's best for you. You can also change other options like the size of the text.
Thimble rutz'aqatisan jun ruwachinel saqsöj saqil chuqa' jun chik q'equ'm, richin yatikïr nacha'. Chuqa' yatikïr najäl ch'aqa' chik taq cha'oj, achi'el ri runimilem rucholajem tzij.