app/javascript/styles/customize/drop/linernotes-dark/mods/display_starstohearts.scss
/*
Turn stars into hearts:
- similar to twitter's change
author: numimyon
license: CC0 - Public Domain
source: https://userstyles.org/styles/151233
*/
.notification__favourite-icon-wrapper .star-icon,
.star-icon.active,
.star-icon:hover,
.star-icon:active
{color: crimson !important;}
.fa-star:before {content: "";}