What structure is a candle​

Explanation: The candle's structure is rather simple: it is made of wax and a wick. All candle wax is composed of hydrocarbons, which come from fats. Hydrocarbons are perfect molecules for candles because they liquefy very easily and they store a lot of energy.Hope my answer helped :)

Ineed more information a lot more

Well, this code would box the whole body of an html document. by using the relative value for position, you are telling it to position relative to its normal position, which the top left corner is at (0,0). by using left: 50px, you are telling the box to set the left margin  edge to 50px and by using top: 50px, you are telling it to set the top margin edge to 50px. by doing this shifting, the top left corner of the box, which is at (0,0) would be positioned at (50,50)