.theme-switcher { -webkit-mask: var(--theme-switcher-svg); position: relative; align-self: center; cursor: pointer; margin-inline-start: 0.5rem; background: var(--text-color); width: 1rem; height: 1rem; &:hover { background: var(--meta-color); } } .theme-switcher-wrapper { position: relative; } .theme-resetter { -webkit-mask: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 -960 960 960" %3E%3Cpath d="M295.87-193.869v-78.001h291.152q43.63 0 72.369-33.424 28.739-33.423 28.739-79.271t-28.739-79.391Q630.652-497.5 587.022-497.5H343.913l87.478 87.478-55.652 55.153L193.869-536.5l181.87-181.631 55.652 55.653-87.478 86.978h243.109q75.435 0 127.272 56.522 51.837 56.521 51.837 134.174 0 77.652-51.837 134.293-51.837 56.642-127.272 56.642H295.87Z"/%3E%3C/svg%3E'); position: absolute; visibility: hidden; opacity: 0; transition: opacity 0.3s ease, visibility 0.3s ease; transition-delay: 0.5s; cursor: pointer; inset-block-start: -0.6rem; inset-inline-end: -0.6rem; background: var(--text-color); width: 0.8rem; height: 0.8rem; } .theme-switcher-wrapper:hover .theme-resetter.has-custom-theme { visibility: visible; opacity: 1; transition: opacity 0.1s ease, visibility 0.1s ease; transition-delay: 0s; &:hover { background: var(--meta-color); } }