pidgin/nest

Fix strikethrough on links

20 months ago, Elliott Sales de Andrade
5b5edcba7b27
Fix strikethrough on links

This overrides CSS in the `hugo-theme.css`, but since it's local, I put it in `custom.css`.

Testing Done:
Put `~~` around a link on the homepage and saw that it was correctly struck through.

Bugs closed: NEST-42

Reviewed at https://reviews.imfreedom.org/r/1926/
[
{
"name": "DigitalOcean",
"url": "https://www.digitalocean.com/?refcode=b69e5dddf595&utm_campaign=Referral_Invite&utm_medium=Referral_Program&utm_source=badge",
"badge": "DO_Logo_horizontal_black.svg"
}, {
"name": "SourceForge",
"url": "https://sourceforge.net",
"badge": "source-forge-logo.svg",
"style": "min-width:190px"
}
]