whisper.cat/weboasis/todo/styles/app-icon.css

.app-icon{display:inline-block;vertical-align:text-top}.app-icon>svg{display:inline-block;width:1em;height:1em;vertical-align:bottom;fill:currentColor;transition:transform .1s ease-out}.app-icon.-r180>svg{transform:rotate(180deg)}.app-icon.-double>svg:nth-child(2){margin-left:-.5em}