/* default u-ascii */
.l5 {background: #DFD} /* complete, perfect */
.l0 {background: #EEE} /* unknown, omitted */
-.ex {background: #EEE} /* experimental, disfavoured */
+.ex { color: #888} /* experimental, disfavoured */
.u-invalid {background: #BBB} /* invalid, impossible */
-.p0 {opacity: .5}
+.p0 {opacity: .6}
.p0.p {opacity: 1}
.p::after {content: '!'; color: #F00}
.p4::after {color: #C00}
.l3:hover {background: #FF8}
.l4:hover {background: #CF8}
.l5:hover {background: #8F8}
-.ex:hover {background: #BBB}
/* key type colorization */