@media (-o-min-device-pixel-ratio: 2) {
.test-math-and-units {
font: ignores 0/0 rules;
test-division: 7em;
simple: 2px;
}
}
#units {
t1: 22em;
t2: 22em;
t3: 2em;
t4: 22em;
t5: 22em;
t6: 2em;
t7: 22em;
t8: 22em;
t9: 2em;
t10: 22em;
t11: 22em;
t12: 2em;
}