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trello.css

/*Trello rule*/
.card-label .label-text::after {
	content: ' ⚪️'; /*clear label*/
}
.card-label-green .label-text::after {
	content: ' 🟢';
}
.card-label-yellow .label-text::after {
	content: ' 🟡';
}
.card-label-orange .label-text::after {
	content: ' 🟠';
}
.card-label-red .label-text::after {
	content: ' 🔴';
}
.card-label-blue .label-text::after {
	content: ' 🔵';
}
.card-label-sky .label-text::after {
	content: ' 🌅';
}
.card-label-lime .label-text::after {
	content: ' 🍋';
}
.card-label-purple .label-text::after {
	content: ' 🟣';
}
.card-label-pink .label-text::after {
	content: ' 🌸';
}
.card-label-black .label-text::after {
	content: ' ⚫️';
}