<select id="mode">
<option id="random" _label="Random Mode"/>
<option id="seuss" _label="Seuss Mode" arg-set="-mode seuss"/>
- <option id="gradient" _label="Seuss Mode" arg-set="-mode gradient"/>
+ <option id="ramp" _label="Ramp Mode" arg-set="-mode ramp"/>
</select>
<number id="ncolors" type="slider" arg="-colors %"