SPX500: Engulfing Candlestick Pattern on Daily Chart

As we can see, the SPX500 price created engulfing candlestick pattern.
We can see how the last trading day engulfed the previous one.
It indicates for reversal opportunity.
I'll look for sell position at 3318.00 zones.
The first target will be the support level below and the final target is the demand at the bottom.