diff --git a/01 - JavaScript Drum Kit/.vscode/settings.json b/01 - JavaScript Drum Kit/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/01 - JavaScript Drum Kit/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/01 - JavaScript Drum Kit/index-START.html b/01 - JavaScript Drum Kit/index-START.html
index 8a2f8e8417..dba19368d0 100644
--- a/01 - JavaScript Drum Kit/index-START.html	
+++ b/01 - JavaScript Drum Kit/index-START.html	
@@ -59,7 +59,25 @@
   <audio data-key="76" src="sounds/tink.wav"></audio>
 
 <script>
+window.addEventListener('keydown', function(e) {
+  const audio = document.querySelector(`audio[data-key="${e.keyCode}"]`);
+  const key = document.querySelector(`.key[data-key="${e.keyCode}"]`);
+  if(!audio) return;
+  audio.currentTime = 0;
+  audio.play();
+  console.log(key);
 
+  key.classList.add('playing');
+
+function removeTransition(e) {
+  if (e.propertyName !== 'transform') return;
+  this.classList.remove('playing');
+}
+
+  const keys = document.querySelectorAll('.key');
+  keys.forEach(key => key.addEventListener('transitionend', removeTransition));
+
+})
 </script>
 
 
diff --git a/02 - JS and CSS Clock/.vscode/settings.json b/02 - JS and CSS Clock/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/02 - JS and CSS Clock/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/02 - JS and CSS Clock/index-START.html b/02 - JS and CSS Clock/index-START.html
index 55ab1a5331..0f64bbc1a3 100644
--- a/02 - JS and CSS Clock/index-START.html	
+++ b/02 - JS and CSS Clock/index-START.html	
@@ -63,13 +63,39 @@
       background: black;
       position: absolute;
       top: 50%;
+      transform-origin: 100%;
+      transform: rotate(90deg);
+      transition: all 0.05s;
+      transition-timing-function: cubic-bezier(0.1, 2.7, 0.58, 1);
+
     }
 
   </style>
 
   <script>
+    const secondHand = document.querySelector('.second-hand');
+    const minuteHand = document.querySelector('.min-hand');
+    const hourHand = document.querySelector('.hour-hand');
+
+  function setDate() {
+    const now = new Date();
+    const seconds = now.getSeconds();
+    const secondsDegree = ((seconds/60)*360) + 90;
+    secondHand.style.transform = `rotate(${secondsDegree}deg)`
+    // console.log(seconds);
+    const minutes = now.getMinutes();
+    const minutesDegree = ((minutes/60)*360) + 90;
+    minuteHand.style.transform = `rotate(${minutesDegree}deg)`
+    // console.log(minutes);
+    const hours = now.getHours();
+    const hoursDegree = ((hours/12)*360) + 90;
+    hourHand.style.transform = `rotate(${hoursDegree}deg)`
+    // console.log(hours);
+
 
 
+  }
+  setInterval(setDate,1000);
   </script>
 </body>
 </html>
diff --git a/03 - CSS Variables/.vscode/settings.json b/03 - CSS Variables/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/03 - CSS Variables/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/03 - CSS Variables/index-START.html b/03 - CSS Variables/index-START.html
index d5fcc3a2ae..866948137c 100644
--- a/03 - CSS Variables/index-START.html	
+++ b/03 - CSS Variables/index-START.html	
@@ -19,9 +19,24 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
     <input id="base" type="color" name="base" value="#ffc600">
   </div>
 
-  <img src="https://source.unsplash.com/7bwQXzbF6KE/800x500">
+  <img src="https://plus.unsplash.com/premium_photo-1715876267901-617fcb78efa1?w=900&auto=format&fit=crop&q=60&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxmZWF0dXJlZC1waG90b3MtZmVlZHwxNHx8fGVufDB8fHx8fA%3D%3D">
 
   <style>
+    :root {
+      --base: #ffc600;
+      --spacing: 10px;
+      --blur: 10px;
+    }
+
+    img {
+      padding: var(--spacing);
+      background: var(--base);
+      filter: blur(var(--blur));
+    }
+
+    .hl {
+      color: var(--base);
+    }
 
     /*
       misc styles, nothing to do with CSS variables
@@ -46,7 +61,17 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
   </style>
 
   <script>
+    const inputs = document.querySelectorAll('.controls input');
+
+    function handleUpdate() {
+      const suffix = this.dataset.sizing || '';
+      document.documentElement.style.setProperty(`--${this.name}`, this.value + suffix);
+    }
+
+    inputs.forEach(input => input.addEventListener('change', handleUpdate));
+    inputs.forEach(input => input.addEventListener('mousemove', handleUpdate));
   </script>
 
+
 </body>
 </html>
diff --git a/04 - Array Cardio Day 1/.vscode/settings.json b/04 - Array Cardio Day 1/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/04 - Array Cardio Day 1/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/04 - Array Cardio Day 1/index-START.html b/04 - Array Cardio Day 1/index-START.html
index 0dcfd00f40..003d233e0d 100644
--- a/04 - Array Cardio Day 1/index-START.html	
+++ b/04 - Array Cardio Day 1/index-START.html	
@@ -35,31 +35,89 @@
       'Berne, Eric', 'Berra, Yogi', 'Berry, Wendell', 'Bevan, Aneurin', 'Ben-Gurion, David', 'Bevel, Ken', 'Biden, Joseph', 'Bennington, Chester', 'Bierce, Ambrose',
       'Billings, Josh', 'Birrell, Augustine', 'Blair, Tony', 'Beecher, Henry', 'Biondo, Frank'
     ];
-    
+
     // Array.prototype.filter()
     // 1. Filter the list of inventors for those who were born in the 1500's
+    const fifteen = inventors.filter(function(inventor) {
+      if(inventor.year >= 1500 && inventor.year <= 1599){
+        return true;
+      } else {
+        return false;
+      }
+
+    });
+
+    console.table(fifteen);
+
 
     // Array.prototype.map()
     // 2. Give us an array of the inventors first and last names
 
+    const fullNames = inventors.map(inventor => `${inventor.first} ${inventor.last}`);
+    console.log(fullNames);
+
     // Array.prototype.sort()
     // 3. Sort the inventors by birthdate, oldest to youngest
 
+    const ordered = inventors.sort(function(a, b) {
+      if(a.year > b.year) {
+        return 1;
+      } else {
+        return -1
+      }
+    })
+    console.table(ordered);
     // Array.prototype.reduce()
     // 4. How many years did all the inventors live all together?
 
+    const totalYears = inventors.reduce((total, inventor) => {
+      return total + (inventor.passed - inventor.year);
+    }, 0);
+
     // 5. Sort the inventors by years lived
 
+    const yearsLived = inventors.sort(function(a, b) {
+      const lastGuy = a.passed - a.year;
+      const nextGuy = b.passed - b.year;
+      if(lastGuy > nextGuy) {
+        return -1;
+      } else {
+        return 1;
+      }
+    })
+
+    console.table(yearsLived);
+
     // 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name
     // https://en.wikipedia.org/wiki/Category:Boulevards_in_Paris
+    // const category = document.querySelector('.mw-category');
+    // const links = Array.from(category.querySelectorAll('a'));
+    // const de = links
+    //             .map(link => link.textContent)
+    //             .filter(streeName => streetName.includes('de'));
 
 
     // 7. sort Exercise
     // Sort the people alphabetically by last name
 
+    const alpha = people.sort(function(lastOne, nextOne) {
+      const [aLast, aFirst] = lastOne.split(', ');
+      const [bLast, bFirst] = nextOne.split(', ');
+      return aLast > bLast ? 1 : -1;
+    });
+
     // 8. Reduce Exercise
     // Sum up the instances of each of these
     const data = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck' ];
+    const transportation = data.reduce(function (obj, item){
+      if (!obj[item]) {
+        obj[item] = 0;
+      }
+      obj[item]++;
+      return obj;
+    }, {});
+
+    console.log(transportation);
 
   </script>
 </body>
diff --git a/05 - Flex Panel Gallery/.vscode/settings.json b/05 - Flex Panel Gallery/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/05 - Flex Panel Gallery/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/05 - Flex Panel Gallery/index-START.html b/05 - Flex Panel Gallery/index-START.html
index 88a4f1d1e2..a0eb6063f4 100644
--- a/05 - Flex Panel Gallery/index-START.html	
+++ b/05 - Flex Panel Gallery/index-START.html	
@@ -27,6 +27,7 @@
     .panels {
       min-height: 100vh;
       overflow: hidden;
+      display:flex;
     }
 
     .panel {
@@ -44,21 +45,35 @@
       font-size: 20px;
       background-size: cover;
       background-position: center;
+      flex: 1;
+      justify-content: center;
+      align-items: center;
+      display: flex;
+      flex-direction: column;
     }
 
-    .panel1 { background-image:url(https://source.unsplash.com/gYl-UtwNg_I/1500x1500); }
-    .panel2 { background-image:url(https://source.unsplash.com/rFKUFzjPYiQ/1500x1500); }
+    .panel1 { background-image:url(https://plus.unsplash.com/premium_photo-1676496046182-356a6a0ed002?q=80&w=2952&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D); }
+    .panel2 { background-image:url(https://images.unsplash.com/photo-1494500764479-0c8f2919a3d8?q=80&w=2940&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D); }
     .panel3 { background-image:url(https://images.unsplash.com/photo-1465188162913-8fb5709d6d57?ixlib=rb-0.3.5&q=80&fm=jpg&crop=faces&cs=tinysrgb&w=1500&h=1500&fit=crop&s=967e8a713a4e395260793fc8c802901d); }
-    .panel4 { background-image:url(https://source.unsplash.com/ITjiVXcwVng/1500x1500); }
-    .panel5 { background-image:url(https://source.unsplash.com/3MNzGlQM7qs/1500x1500); }
+    .panel4 { background-image:url(https://images.unsplash.com/photo-1501785888041-af3ef285b470?q=80&w=2940&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D); }
+    .panel5 { background-image:url(https://images.unsplash.com/photo-1532274402911-5a369e4c4bb5?q=80&w=2940&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D); }
 
     /* Flex Children */
     .panel > * {
       margin: 0;
       width: 100%;
       transition: transform 0.5s;
+      flex: 1 0 auto;
+      display: flex;
+      justify-content: center;
+      align-items: center;
     }
 
+    .panel > *:first-child { transform: translateY(-100%); }
+    .panel.open-active > *:first-child { transform: translate(0); }
+    .panel > *:last-child { transform: translateY(+100%); }
+    .panel.open-active > *:last-child { transform: translate(0); }
+
     .panel p {
       text-transform: uppercase;
       font-family: 'Amatic SC', cursive;
@@ -72,6 +87,7 @@
 
     .panel.open {
       font-size: 40px;
+      flex: 5;
     }
 
   </style>
@@ -107,6 +123,23 @@
 
   <script>
 
+    const panels = document.querySelectorAll('.panel')
+
+    function toggleOpen() {
+      this.classList.toggle('open');
+    }
+
+    function toggleActive(e) {
+      if (e.propertyName.includes('flex')) {
+        this.classList.toggle('open-active');
+      };
+
+      // this.classList.toggle('open-active');
+    }
+
+    panels.forEach(panel => panel.addEventListener('click', toggleOpen));
+    panels.forEach(panel => panel.addEventListener('transitionend', toggleActive));
+
   </script>
 
 
diff --git a/06 - Type Ahead/.vscode/settings.json b/06 - Type Ahead/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/06 - Type Ahead/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/06 - Type Ahead/index-START.html b/06 - Type Ahead/index-START.html
index 5a9aa7e4e8..b11786cee7 100644
--- a/06 - Type Ahead/index-START.html	
+++ b/06 - Type Ahead/index-START.html	
@@ -4,7 +4,7 @@
   <meta charset="UTF-8">
   <title>Type Ahead 👀</title>
   <link rel="stylesheet" href="style.css">
-  <link rel="icon" href="https://fav.farm/🔥" />
+  <link rel="icon" href="https://fav.farm/✅" />
 </head>
 <body>
 
@@ -18,6 +18,45 @@
 <script>
 const endpoint = 'https://gist.githubusercontent.com/Miserlou/c5cd8364bf9b2420bb29/raw/2bf258763cdddd704f8ffd3ea9a3e81d25e2c6f6/cities.json';
 
+const cities = [];
+fetch(endpoint)
+  .then(blob => blob.json())
+  .then(data => cities.push(...data));
+
+function findMatches(wordToMatch, cities) {
+  return cities.filter(place => {
+    // here we need to figure out if the city or state matches what was searched
+    const regex = new RegExp(wordToMatch, 'gi');
+    return place.city.match(regex) || place.state.match(regex)
+  });
+}
+
+function numberWithCommas(x) {
+  return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
+}
+
+function displayMatches() {
+  const matchArray = findMatches(this.value, cities);
+  const html = matchArray.map(place => {
+    const regex = new RegExp(this.value, 'gi');
+    const cityName = place.city.replace(regex, `<span class="hl">${this.value}</span>`);
+    const stateName = place.state.replace(regex, `<span class="hl">${this.value}</span>`);
+    return `
+      <li>
+        <span class="name">${cityName}, ${stateName}</span>
+        <span class="population">${numberWithCommas(place.population)}</span>
+      </li>
+    `;
+  }).join('');
+  suggestions.innerHTML = html;
+}
+
+const searchInput = document.querySelector('.search');
+const suggestions = document.querySelector('.suggestions');
+
+searchInput.addEventListener('change', displayMatches);
+searchInput.addEventListener('keyup', displayMatches);
+
 </script>
-</body>
+  </body>
 </html>
diff --git a/07 - Array Cardio Day 2/.vscode/settings.json b/07 - Array Cardio Day 2/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/07 - Array Cardio Day 2/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/07 - Array Cardio Day 2/index-START.html b/07 - Array Cardio Day 2/index-START.html
index 4ca34c7536..dd6f88d525 100644
--- a/07 - Array Cardio Day 2/index-START.html	
+++ b/07 - Array Cardio Day 2/index-START.html	
@@ -27,6 +27,7 @@
 
     // Some and Every Checks
     // Array.prototype.some() // is at least one person 19 or older?
+    
     // Array.prototype.every() // is everyone 19 or older?
 
     // Array.prototype.find()
diff --git a/08 - Fun with HTML5 Canvas/.vscode/settings.json b/08 - Fun with HTML5 Canvas/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/08 - Fun with HTML5 Canvas/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/08 - Fun with HTML5 Canvas/index-START.html b/08 - Fun with HTML5 Canvas/index-START.html
index f70ad2059b..9845ff0bbb 100644
--- a/08 - Fun with HTML5 Canvas/index-START.html	
+++ b/08 - Fun with HTML5 Canvas/index-START.html	
@@ -8,6 +8,54 @@
 <body>
 <canvas id="draw" width="800" height="800"></canvas>
 <script>
+  const canvas = document.querySelector('#draw');
+  const ctx = canvas.getContext('2d');
+  canvas.width = window.innerWidth;
+  canvas.height = window.innerHeight;
+  ctx.strokeStyle = 'BADA55';
+  ctx.lineJoin = 'round';
+  ctx.lineCap ='round';
+  ctx.lineWidth = 100;
+
+  let isDrawing = false;
+  let lastX = 0;
+  let lastY = 0;
+  let hue = 0;
+  let direction = true;
+
+
+  function draw(e) {
+    if(!isDrawing) return;
+    console.log(e);
+    ctx.strokeStyle = `hsl(${hue}, 100%, 50%)`;
+    ctx.beginPath();
+    ctx.moveTo(lastX, lastY);
+    ctx.lineTo(e.offsetX, e.offsetY);
+    ctx.stroke();
+    lastX = e.offsetX;
+    lastY =e.offsetY;
+    hue++;
+
+    if(ctx.lineWidth >= 100 || ctx.lineWidth <= 1 ) {
+      direction = !direction;
+    }
+
+    if(direction) {
+      ctx.lineWidth++;
+    } else {
+      ctx.lineWidth--;
+    }
+  }
+
+
+canvas.addEventListener('mousemove', draw);
+canvas.addEventListener('mousedown', (e) => {
+  isDrawing = true
+  lastX = e.offsetX;
+  lastY =e.offsetY;
+});
+canvas.addEventListener('mouseup', () => isDrawing = false);
+canvas.addEventListener('mouseout', () => isDrawing = false);
 </script>
 
 <style>
diff --git a/09 - Dev Tools Domination/.vscode/settings.json b/09 - Dev Tools Domination/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/09 - Dev Tools Domination/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/09 - Dev Tools Domination/index-START.html b/09 - Dev Tools Domination/index-START.html
index c061d01cda..0fdf53baf2 100644
--- a/09 - Dev Tools Domination/index-START.html	
+++ b/09 - Dev Tools Domination/index-START.html	
@@ -3,7 +3,7 @@
 <head>
   <meta charset="UTF-8">
   <title>Console Tricks!</title>
-  <link rel="icon" href="https://fav.farm/🔥" />
+  <link rel="icon" href="https://fav.farm/✅" />
 </head>
 <body>
 
@@ -19,28 +19,71 @@
     }
 
     // Regular
+    console.log('hello');
 
     // Interpolated
+    console.log('Hello I am a %s string!', '💩');
 
     // Styled
+    // console.log('%c I am some great text', 'font-size:50px; background:red; text-shadow: 10px 10px 0 blue')
 
     // warning!
+    console.warn('OH NOOO');
 
     // Error :|
+    console.error('Shit!');
 
     // Info
+    console.info('Crocodiles eat 3-4 people per year');
 
     // Testing
+    const p = document.querySelector('p');
+
+    console.assert(p.classList.contains('ouch'), 'That is wrong!');
 
     // clearing
+    console.clear();
 
     // Viewing DOM Elements
+    console.log(p);
+    console.dir(p);
+
+    console.clear();
 
     // Grouping together
+    dogs.forEach(dog => {
+      console.groupCollapsed(`${dog.name}`);
+      console.log(`This is ${dog.name}`);
+      console.log(`${dog.name} is ${dog.age} years old`);
+      console.log(`${dog.name} is ${dog.age * 7} dog years old`);
+      console.groupEnd(`${dog.name}`);
+    });
 
     // counting
 
+    console.count('Wes');
+    console.count('Wes');
+    console.count('Steve');
+    console.count('Steve');
+    console.count('Wes');
+    console.count('Steve');
+    console.count('Wes');
+    console.count('Steve');
+    console.count('Steve');
+    console.count('Steve');
+    console.count('Steve');
+    console.count('Steve');
+
     // timing
+    console.time('fetching data');
+    fetch('https://api.github.com/users/wesbos')
+      .then(data => data.json())
+      .then(data => {
+        console.timeEnd('fetching data');
+        console.log(data);
+      });
+
+    console.table(dogs);
 
   </script>
 </body>
diff --git a/10 - Hold Shift and Check Checkboxes/.vscode/settings.json b/10 - Hold Shift and Check Checkboxes/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/10 - Hold Shift and Check Checkboxes/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/10 - Hold Shift and Check Checkboxes/index-START.html b/10 - Hold Shift and Check Checkboxes/index-START.html
index 25df6ad31e..62f94078eb 100644
--- a/10 - Hold Shift and Check Checkboxes/index-START.html	
+++ b/10 - Hold Shift and Check Checkboxes/index-START.html	
@@ -97,6 +97,37 @@
   </div>
 
 <script>
+const checkboxes = document.querySelectorAll('.inbox input[type="checkbox"]')
+
+
+let lastChecked;
+
+
+
+
+function handleCheck(e) {
+  let inBetween = false;
+  if ( e.shiftKey && this.checked) {
+    checkboxes.forEach(checkbox => {
+      console.log((checkbox));
+      if(checkbox === this || checkbox === lastChecked) {
+        inBetween = !inBetween;
+        console.log('checkpoint');
+      }
+
+      if(inBetween) {
+        checkbox.checked = true;
+      }
+
+
+    })
+  }
+
+  lastChecked = this;
+}
+
+checkboxes.forEach(checkbox => checkbox.addEventListener('click', handleCheck))
+
 </script>
 </body>
 </html>
diff --git a/11 - Custom Video Player/.vscode/settings.json b/11 - Custom Video Player/.vscode/settings.json
new file mode 100644
index 0000000000..6b665aaa0c
--- /dev/null
+++ b/11 - Custom Video Player/.vscode/settings.json	
@@ -0,0 +1,3 @@
+{
+  "liveServer.settings.port": 5501
+}
diff --git a/11 - Custom Video Player/index.html b/11 - Custom Video Player/index.html
index d824b1e5d3..c3598dbd93 100644
--- a/11 - Custom Video Player/index.html	
+++ b/11 - Custom Video Player/index.html	
@@ -20,6 +20,7 @@
        <input type="range" name="playbackRate" class="player__slider" min="0.5" max="2" step="0.1" value="1">
        <button data-skip="-10" class="player__button">« 10s</button>
        <button data-skip="25" class="player__button">25s »</button>
+       <button class="player__button full_screen"> + </button>
      </div>
    </div>
 
diff --git a/11 - Custom Video Player/scripts.js b/11 - Custom Video Player/scripts.js
index e69de29bb2..858e5a9d79 100644
--- a/11 - Custom Video Player/scripts.js	
+++ b/11 - Custom Video Player/scripts.js	
@@ -0,0 +1,69 @@
+const player = document.querySelector('.player');
+const video = player.querySelector('.viewer');
+const progress = player.querySelector('.progress');
+const progressBar = player.querySelector('.progress__filled');
+
+const toggle = player.querySelector('.toggle');
+const skipButtons = player.querySelectorAll('[data-skip]');
+const ranges = player.querySelectorAll('.player__slider');
+const full_screen = player.querySelector('.full_screen');
+
+function togglePlay() {
+  if(video.paused){
+    video.play();
+  } else {
+    video.pause();
+  }
+}
+
+
+function updateButton() {
+  const icon = this.paused ? '►' : '❚ ❚';
+  toggle.textContent = icon;
+}
+
+
+function scrub(e) {
+  const scrubTime = (e.offsetX / progress.offsetWidth) * video.duration;
+  video.currentTime = scrubTime;
+}
+
+function skip() {
+  video.currentTime += parseFloat(this.dataset.skip);
+}
+
+function handleRangeUpdate() {
+  video[this.name] = this.value;
+}
+
+function handleProgress() {
+  const percent = (video.currentTime / video.duration) * 100;
+  progressBar.style.flexBasis = `${percent}%`;
+
+}
+
+
+function fullScreen() {
+  video.requestFullscreen();
+
+}
+
+
+video.addEventListener('click', togglePlay);
+video.addEventListener('play', updateButton);
+video.addEventListener('pause', updateButton);
+video.addEventListener('timeupdate', handleProgress);
+toggle.addEventListener('click', togglePlay);
+
+skipButtons.forEach(button => button.addEventListener('click', skip));
+ranges.forEach(button => button.addEventListener('change', handleRangeUpdate));
+ranges.forEach(button => button.addEventListener('mousemove', handleRangeUpdate));
+progress.addEventListener('click', scrub);
+let mousedown = false;
+progress.addEventListener('click', scrub);
+progress.addEventListener('mousemove', (e) => mousedown && scrub(e));
+progress.addEventListener('mousedown', () => mousedown = true);
+progress.addEventListener('mouseup', () => mousedown = false);
+
+
+full_screen.addEventListener('click', fullScreen);