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: 270px;
padding: 20px;
border: 4px solid black;
margin: 15px;
} - 2.Which of these is the border? (a) the gap to other boxes (b) space outside the border (c) a solid or dotted edge (d) the gap round content
- 3.True or false: padding is space inside the border. (a) False (b) True
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4.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 120px;
padding: 25px;
border: 2px solid black;
margin: 10px;
} - 5.True or false: padding is the gap to other boxes. (a) False (b) True
- 6.True or false: margin is space inside the border. (a) True (b) False
- 7.True or false: the content is space outside the border. (a) False (b) True
- 8.📦 In the box model, which part is the gap round content? (a) padding (b) border (c) content (d) margin
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9.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 170px;
padding: 30px;
border: 5px solid black;
margin: 20px;
} - 10.Which of these is the content? (a) space inside the border (b) the gap round content (c) the line round the box (d) the text or picture
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11.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 200px;
padding: 25px;
border: 2px solid black;
margin: 15px;
} - 12.Which of these is padding? (a) the line round the box (b) space outside the border (c) the gap round content (d) the gap to other boxes
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13.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 130px;
padding: 10px;
border: 3px solid black;
margin: 15px;
} - 14.Which of these is margin? (a) the line round the box (b) space outside the border (c) space inside the border (d) the gap round content
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15.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 130px;
padding: 30px;
border: 3px solid black;
margin: 20px;
} -
16.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 130px;
padding: 25px;
border: 5px solid black;
margin: 20px;
} -
17.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 90px;
padding: 15px;
border: 1px solid black;
margin: 10px;
} - 18.📦 In the box model, which part is space inside the border? (a) border (b) padding (c) content (d) margin
- 19.Which of these is the border? (a) the gap round content (b) the gap to other boxes (c) space inside the border (d) the line round the box
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20.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 50px;
padding: 20px;
border: 2px solid black;
margin: 0px;
} -
21.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 160px;
padding: 5px;
border: 2px solid black;
margin: 10px;
} -
22.📦 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: 15px;
border: 2px solid black;
margin: 20px;
} -
23.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 5px;
border: 1px solid black;
margin: 5px;
} - 24.True or false: the border is the line round the box. (a) False (b) True
-
25.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 260px;
padding: 5px;
border: 3px solid black;
margin: 5px;
} -
26.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 170px;
padding: 30px;
border: 4px solid black;
margin: 0px;
} -
27.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 130px;
padding: 25px;
border: 2px solid black;
margin: 15px;
} -
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: 100px;
padding: 15px;
border: 4px solid black;
margin: 0px;
} - 29.True or false: margin is the gap round content. (a) False (b) True
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30.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 280px;
padding: 25px;
border: 2px solid black;
margin: 20px;
} -
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: 80px;
padding: 5px;
border: 3px solid black;
margin: 10px;
} - 32.True or false: the content is the gap round content. (a) True (b) False
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33.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 5px;
border: 2px solid black;
margin: 20px;
} - 34.📦 In the box model, which part is the gap to other boxes? (a) border (b) content (c) margin (d) padding
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35.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 190px;
padding: 20px;
border: 2px solid black;
margin: 15px;
} - 36.Which of these is padding? (a) a solid or dotted edge (b) the line round the box (c) space outside the border (d) space inside the border
-
37.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 280px;
padding: 5px;
border: 4px solid black;
margin: 20px;
} -
38.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 110px;
padding: 10px;
border: 2px solid black;
margin: 15px;
} -
39.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 90px;
padding: 10px;
border: 1px solid black;
margin: 0px;
} -
40.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 90px;
padding: 20px;
border: 5px solid black;
margin: 20px;
}
Answer key
- 318
- a solid or dotted edge
- True
- 194
- False
- False
- False
- padding
- 240
- the text or picture
- 254
- the gap round content
- 186
- space outside the border
- 236
- 230
- 142
- padding
- the line round the box
- 94
- 194
- 264
- 272
- True
- 286
- 238
- 184
- 138
- False
- 374
- 96
- False
- 114
- margin
- 264
- space inside the border
- 338
- 164
- 112
- 140
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