Why do I have blank blue screen? Where is my quiz pop up?

When I preview the program I have no pop up coming up, just the blue screen. Have I missed something?

/*

1. Store correct answers
   • When quiz begins, no answers are correct */ let points = '0';

// 2. Store the rank of a player let rank = '';

// 3. Select the <main> HTML element const main = document.querySelector("main");

/*

1. Ask at least 5 questions
   • Store each answer in a variable
   • Keep track of the number of correct answers */ const answer1 = prompt("What is the capital of Romania?"); if ( answer1.toUpperCase() === 'BUCHAREST' ) { points += 1;

const answer2 = prompt("Who is the Prime Minister of Romania?"); if ( answer2.toUpperCase() === 'NICOLAE CIUCA' ) { points += 1;

const answer3 = prompt("How many years has Therme Bucharest been open?"); if ( answer3.toUpperCase() === 'SEVEN' ) { points += 1;

const answer4 = prompt("What is teh national animal of Romania?"); if ( answer4.toUpperCase() === 'EURASIAN LYNX' ) { points += 1;

const answer5 = prompt("Did you like this quiz?"); if ( answer5.toUpperCase() === 'YES' ) { points += 1;

/*

1. Rank players award on number of correct answers
   • 5 correct = Gold
   • 3-4 correct = Silver
   • 1-2 correct = Bronze
   • 0 correct = No crown */

if ( points === 5 ) { rank = "Gold"; } else if ( points >= 3) { rank = "Silver"; } else if ( points >= 2) { rank = "Bronze"; } else { rank = "Poop ;P"; }

// 6. Output results to the <main> element main.innerHTML = <h2>You got ${points} out of 5 questions correct.</h2> <p>Award earned: <strong>${rank}</strong></p> ;