CSS Worksheet: Box Model
Code tip (Inside out, twice): From the inside out: content → padding → border → margin. Border to border = width + 2 × padding + 2 × border. Total space = width + 2 × padding + 2 × border + 2 × margin.
NameDateTime takenScore ___ / 40
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1.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 140px;
padding: 20px;
border: 5px solid black;
margin: 20px;
} -
2.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 80px;
padding: 25px;
border: 3px solid black;
margin: 5px;
} -
3.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 120px;
padding: 15px;
border: 3px solid black;
margin: 10px;
} -
4.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 220px;
padding: 20px;
border: 5px solid black;
margin: 0px;
} -
5.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 80px;
padding: 5px;
border: 4px solid black;
margin: 15px;
} -
6.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 20px;
border: 1px solid black;
margin: 10px;
} -
7.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 50px;
padding: 20px;
border: 1px solid black;
margin: 20px;
} - 8.True or false: the border is the gap round content. (a) False (b) True
- 9.📦 In the box model, which part is space outside the border? (a) content (b) padding (c) margin (d) border
- 10.📦 In the box model, which part is space inside the border? (a) margin (b) border (c) content (d) padding
- 11.True or false: the border is space outside the border. (a) False (b) True
- 12.Which of these is the border? (a) the line round the box (b) the gap to other boxes (c) space inside the border (d) the text or picture
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13.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 100px;
padding: 25px;
border: 1px solid black;
margin: 15px;
} -
14.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 200px;
padding: 10px;
border: 4px solid black;
margin: 20px;
} - 15.📦 In the box model, which part is the line round the box? (a) margin (b) padding (c) content (d) border
- 16.📦 In the box model, which part is a solid or dotted edge? (a) content (b) padding (c) border (d) margin
- 17.Which of these is the border? (a) a solid or dotted edge (b) space inside the border (c) space outside the border (d) the gap to other boxes
- 18.Which of these is margin? (a) the text or picture (b) space outside the border (c) the line round the box (d) space inside the border
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19.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 70px;
padding: 25px;
border: 3px solid black;
margin: 5px;
} - 20.📦 In the box model, which part is the text or picture? (a) border (b) content (c) padding (d) margin
-
21.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 10px;
border: 1px solid black;
margin: 0px;
} -
22.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 25px;
border: 2px solid black;
margin: 20px;
} - 23.Which of these is the content? (a) a solid or dotted edge (b) the gap round content (c) the text or picture (d) the line round the box
- 24.True or false: the border is the text or picture. (a) True (b) False
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25.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 20px;
border: 4px solid black;
margin: 5px;
} -
26.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 230px;
padding: 20px;
border: 2px solid black;
margin: 0px;
} -
27.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 160px;
padding: 15px;
border: 3px solid black;
margin: 20px;
} -
28.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 110px;
padding: 25px;
border: 3px solid black;
margin: 15px;
} - 29.True or false: padding is the line round the box. (a) True (b) False
-
30.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 160px;
padding: 25px;
border: 3px solid black;
margin: 15px;
} -
31.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 300px;
padding: 5px;
border: 1px solid black;
margin: 15px;
} -
32.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 230px;
padding: 20px;
border: 4px solid black;
margin: 10px;
} -
33.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 200px;
padding: 20px;
border: 4px solid black;
margin: 20px;
} - 34.True or false: margin is the gap round content. (a) True (b) False
- 35.True or false: padding is the gap round content. (a) True (b) False
- 36.True or false: padding is the gap to other boxes. (a) True (b) False
- 37.True or false: margin is space outside the border. (a) True (b) False
- 38.True or false: margin is the gap to other boxes. (a) True (b) False
-
39.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 270px;
padding: 5px;
border: 2px solid black;
margin: 20px;
} -
40.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 60px;
padding: 10px;
border: 3px solid black;
margin: 0px;
}
Answer key
- 190
- 136
- 176
- 270
- 128
- 312
- 132
- False
- margin
- padding
- False
- the line round the box
- 152
- 268
- border
- border
- a solid or dotted edge
- space outside the border
- 136
- content
- 82
- 344
- the text or picture
- False
- 98
- 274
- 236
- 166
- False
- 246
- 312
- 278
- 288
- False
- True
- False
- True
- True
- 324
- 86
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