/\     /\
{  `---'  }
{  O   O  }
~~>  V  <~~
 \  \|/  /
  `-----'____
  /     \    \_
 {       }\  )_\_   _
 |  \_/  |/ /  \_\_/ )
  \__/  /(_/     \__/
    (__/

How to install:

1. downlaod the files into a folder with the name "catools1".
2. install it as an external chrom extension (https://www.cnet.com/how-to/how-to-install-chrome-extensions-manually/).

How to use:

1. one click on the extension cat icon, will replace your buildtools1 theme.
2. double click on the extension cat icon, will disable the extension theme and bring back everything to normal.