How to remove the default style

#chart-c0a8f562-3296-4aa9-8155-75946fb042b4{-webkit-user-select:none;-webkit-font-smoothing:antialiased;font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .title{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:16px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .legends .legend text{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:14px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .axis text{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:10px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .axis text.major{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:10px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .text-overlay text.value{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:16px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .text-overlay text.label{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:10px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 .tooltip{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:14px}#chart-c0a8f562-3296-4aa9-8155-75946fb042b4 text.no_data{font-family:Consolas,"Liberation Mono",Menlo,Courier,monospace;font-size:64px}
.background{fill:transparent}.color-0{fill:url(#gradient-0) !important;background:"#ffffff"}

Reproduce the reported output from the issue body and determine what “default style” should be removable. The payload names no source file or test, so first locate the style-generation entry point in pygal and add a focused test that verifies the requested styling behavior.

Written by the indexing model from the issue text.