:root{ /* button */ --tool-cool-color-picker-btn-bg: #b9b9b9; --tool-cool-color-picker-btn-border-color: #000; --tool-cool-color-picker-btn-border-color-inner: #363636; --tool-cool-color-picker-btn-border-radius: 1rem; --tool-cool-color-picker-btn-border-radius-inner: 1rem; /* popup */ --tool-cool-color-picker-popup-bg: #b9b9b9; --tool-cool-color-picker-popup-border-color: #000; /* fields */ --tool-cool-color-picker-field-border-color: #363636; --tool-cool-color-picker-field-label-color: #1a3c6e; }