Flex grow and shrink in Tailwind - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to make the flex item grow to fill available space.

Tailwind

<div class="flex">
  <div class="bg-blue-500 [1]">Box</div>
</div>

Drag options to blanks, or click blank then click option'

Aflex-grow-1

Bgrow

Cflex-grow

Dflex-grow-full

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'flex-grow-1' which is not a valid Tailwind class.

Using 'flex-grow' which is incomplete in Tailwind.

Using 'flex-grow-full' which does not exist.

The Tailwind class grow makes the flex item grow to fill available space.

2fill in blank

medium

Complete the code to prevent the flex item from shrinking when the container is too small.

Tailwind

<div class="flex">
  <div class="bg-red-500 [1]">No shrink</div>
</div>

Drag options to blanks, or click blank then click option'

Aflex-shrink-0

Bno-shrink

Cshrink-0

Dflex-no-shrink

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'flex-shrink-0' which is not a Tailwind class.

Using 'no-shrink' which is not recognized by Tailwind.

Using 'flex-no-shrink' which does not exist.

The Tailwind class shrink-0 prevents the flex item from shrinking.

3fill in blank

hard

Fix the error in the flex container to allow items to shrink properly.

Tailwind

<div class="flex [1]">
  <div class="bg-green-400 shrink">Item</div>
</div>

Drag options to blanks, or click blank then click option'

Aflex-wrap

Bflex-nowrap

Cflex-shrink

Dflex-grow

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'flex-nowrap' which prevents wrapping and shrinking.

Using 'flex-shrink' which is not a container class.

Using 'flex-grow' which affects growth, not wrapping.

The class flex-wrap allows flex items to wrap and shrink properly when needed.

4fill in blank

hard

Fill both blanks to create a flex container with items that grow and do not shrink.

Tailwind

<div class="flex [1]">
  <div class="bg-yellow-300 [2]">Grow no shrink</div>
</div>

Drag options to blanks, or click blank then click option'

Aflex-nowrap

Bgrow

Cshrink-0

Dflex-wrap

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'flex-wrap' in the container which allows wrapping.

Using 'shrink' instead of 'shrink-0' which allows shrinking.

Using 'grow' in the container instead of the item.

Use flex-nowrap to prevent wrapping and shrink-0 to prevent shrinking of the item.

5fill in blank

hard

Fill all three blanks to create a flex container with items that grow, shrink, and wrap properly.

Tailwind

<div class="flex [1]">
  <div class="bg-purple-400 [2] [3]">Flexible item</div>
</div>

Drag options to blanks, or click blank then click option'

Aflex-wrap

Bgrow

Cshrink

Dflex-nowrap

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'flex-nowrap' which prevents wrapping.

Using 'shrink-0' which prevents shrinking.

Forgetting to add both grow and shrink classes on the item.

The container uses flex-wrap to allow wrapping. The item uses grow to expand and shrink to shrink when needed.

Practice

1. What does the Tailwind class flex-grow-0 do to a flex item?

easy

A. Prevents the item from growing to fill extra space

B. Makes the item grow to fill all extra space

C. Prevents the item from shrinking when space is tight

D. Makes the item shrink faster than others

Solution

1. Step 1: Understand flex-grow property

   The flex-grow property controls how much a flex item can grow relative to others when extra space is available.

2. Step 2: Interpret the class flex-grow-0

   The class flex-grow-0 sets flex-grow to 0, meaning the item will not grow to fill extra space.

3. Final Answer:

   Prevents the item from growing to fill extra space -> Option A

4. Quick Check:

   flex-grow-0 means no growth [OK]

Hint: flex-grow-0 means no growth, flex-grow-1 means grow [OK]

Common Mistakes:

• Confusing grow with shrink
• Thinking flex-grow-0 allows growth
• Mixing flex-grow with flex-shrink

2. Which Tailwind class correctly prevents a flex item from shrinking?

easy

A. flex-grow-1

B. flex-grow-0

C. flex-shrink-1

D. flex-shrink-0

Solution

1. Step 1: Understand flex-shrink property

   The flex-shrink property controls how much a flex item shrinks when space is limited.

2. Step 2: Identify the class that disables shrinking

   The class flex-shrink-0 sets flex-shrink to 0, preventing the item from shrinking.

3. Final Answer:

   flex-shrink-0 -> Option D

4. Quick Check:

   flex-shrink-0 means no shrinking [OK]

Hint: Use flex-shrink-0 to stop shrinking, flex-shrink-1 to allow [OK]

Common Mistakes:

• Choosing flex-grow classes instead of flex-shrink
• Assuming flex-shrink-1 prevents shrinking
• Mixing grow and shrink properties

3. Given this HTML snippet:

<div class="flex w-64">
  <div class="flex-grow-0 w-16 bg-blue-500">A</div>
  <div class="flex-grow w-32 bg-red-500">B</div>
</div>

What will happen to the widths of the two divs inside the flex container?

medium

A. A shrinks, B stays fixed at 32 width

B. A stays 16 width, B grows to fill remaining space

C. Both A and B grow equally to fill space

D. A grows, B shrinks to 16 width

Solution

1. Step 1: Analyze flex-grow classes

   Div A has flex-grow-0 so it won't grow beyond its width 16. Div B has flex-grow (equivalent to flex-grow-1) so it will grow to fill leftover space.

2. Step 2: Understand container width and item widths

   The container is 64 width. A uses 16 width fixed, B starts at 32 but grows to fill remaining space (64 - 16 = 48 or more if allowed).

3. Final Answer:

   A stays 16 width, B grows to fill remaining space -> Option B

4. Quick Check:

   flex-grow-0 no grow, flex-grow fills space [OK]

Hint: flex-grow-0 fixes size, flex-grow fills leftover space [OK]

Common Mistakes:

• Assuming flex-grow-0 items grow
• Thinking both grow equally without flex-grow class
• Ignoring container width limits

4. You have this code:

<div class="flex w-40">
  <div class="flex-shrink-0 w-24 bg-green-400">X</div>
  <div class="flex-shrink w-24 bg-yellow-400">Y</div>
</div>

But the second div overflows the container. What is the problem?

medium

A. flex-shrink on second div prevents shrinking, causing overflow

B. w-24 is too small for both divs, causing overflow

C. flex-shrink-0 on first div prevents it from shrinking, causing overflow

D. Missing flex-grow classes causes overflow

Solution

1. Step 1: Check widths and container size

   Container width is 40. Both divs have width 24, total 48, which is more than container.

2. Step 2: Analyze flex-shrink classes

   First div has flex-shrink-0, so it cannot shrink below 24. Second div has default shrink, so it tries to shrink but can't reduce enough to fit container.

3. Final Answer:

   flex-shrink-0 on first div prevents it from shrinking, causing overflow -> Option C

4. Quick Check:

   flex-shrink-0 stops shrinking, causes overflow [OK]

Hint: flex-shrink-0 stops shrinking, watch container overflow [OK]

Common Mistakes:

• Thinking flex-shrink on second div causes overflow
• Ignoring container width limits
• Assuming flex-grow affects shrinking

5. You want three flex items inside a container to share leftover space proportionally: the first twice as much as the second, and the third does not grow. Which Tailwind classes should you use?

hard

A. First: flex-grow-2, Second: flex-grow-1, Third: flex-grow-0

B. First: flex-grow, Second: flex-grow-2, Third: flex-grow-0

C. First: flex-grow-1, Second: flex-grow-2, Third: flex-grow-0

D. First: flex-grow-0, Second: flex-grow-1, Third: flex-grow-2

Solution

1. Step 1: Understand proportional growth with flex-grow

   Flex-grow values determine how leftover space is divided. A value of 2 means twice the space compared to 1.

2. Step 2: Assign classes to match proportions

   First item needs flex-grow-2, second flex-grow-1, third flex-grow-0 to not grow.

3. Final Answer:

   First: flex-grow-2, Second: flex-grow-1, Third: flex-grow-0 -> Option A

4. Quick Check:

   flex-grow values set proportional growth [OK]

Hint: Use flex-grow numbers to set proportional growth [OK]

Common Mistakes:

• Using wrong grow numbers or order
• Assigning flex-grow-0 to growing items
• Confusing grow with shrink classes