what mistake I made? please help me, got stuck.
.fb1c {
width: 100%;
height: 80%;
background: repeating-linear-gradient(
90deg,
var(–building-color4),
var(–building-color4) 10%,
transparent 10%,
transparent 15%
),
repeating-linear-gradient(
90deg,
var(–building-color4),
var(–building-color4) 10%,
var(–window-color4) 10%,
var(–window-color4) 90%
);
}
width: 100%;
height: 80%;
background: repeating-linear-gradient(
90deg,
var(--building-color4),
var(--building-color4) 10%,
transparent 10%,
transparent 15%
),
repeating-linear-gradient(
90deg,
var(--building-color4),
var(--building-color4) 10%,
var(--window-color4) 10%,
var(--window-color4) 90%
);
}
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36
Challenge: Learn CSS Variables by Building a City Skyline - Step 78
Link to the challenge: