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: 180px;
padding: 15px;
border: 2px solid black;
margin: 10px;
} - 2.Which of these is padding? (a) space outside the border (b) a solid or dotted edge (c) space inside the border (d) the line round the box
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3.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 90px;
padding: 30px;
border: 3px solid black;
margin: 15px;
} -
4.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 130px;
padding: 10px;
border: 3px solid black;
margin: 10px;
} -
5.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 180px;
padding: 30px;
border: 1px solid black;
margin: 15px;
} - 6.Which of these is the content? (a) the text or picture (b) space outside the border (c) the line round the box (d) the gap to other boxes
- 7.Which of these is padding? (a) a solid or dotted edge (b) the line round the box (c) the gap round content (d) the text or picture
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8.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 160px;
padding: 15px;
border: 2px solid black;
margin: 15px;
} - 9.True or false: the content is the line round the box. (a) False (b) True
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10.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 150px;
padding: 5px;
border: 3px solid black;
margin: 0px;
} - 11.Which of these is margin? (a) the gap round content (b) the line round the box (c) space inside the border (d) the gap to other boxes
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12.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 290px;
padding: 30px;
border: 2px solid black;
margin: 0px;
} - 13.📦 In the box model, which part is the gap to other boxes? (a) content (b) margin (c) padding (d) border
- 14.📦 In the box model, which part is space outside the border? (a) margin (b) padding (c) content (d) border
-
15.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 190px;
padding: 5px;
border: 5px solid black;
margin: 0px;
} - 16.True or false: padding is space inside the border. (a) False (b) True
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17.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 80px;
padding: 20px;
border: 2px solid black;
margin: 10px;
} - 18.Which of these is the border? (a) a solid or dotted edge (b) space outside the border (c) the gap to other boxes (d) space inside the border
-
19.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 30px;
border: 5px solid black;
margin: 20px;
} - 20.📦 In the box model, which part is space inside the border? (a) border (b) margin (c) padding (d) content
-
21.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 260px;
padding: 10px;
border: 4px solid black;
margin: 5px;
} - 22.Which of these is margin? (a) the line round the box (b) the text or picture (c) space inside the border (d) space outside the border
- 23.True or false: margin is space outside the border. (a) False (b) True
-
24.📦 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: 10px;
border: 3px solid black;
margin: 15px;
} -
25.📦 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: 5px;
border: 4px solid black;
margin: 0px;
} - 26.True or false: padding is the gap round content. (a) False (b) True
-
27.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 130px;
padding: 5px;
border: 5px solid black;
margin: 15px;
} -
28.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 180px;
padding: 25px;
border: 5px solid black;
margin: 0px;
} -
29.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 50px;
padding: 15px;
border: 2px solid black;
margin: 5px;
} -
30.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 140px;
padding: 25px;
border: 5px 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: 150px;
padding: 25px;
border: 2px solid black;
margin: 0px;
} -
32.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 200px;
padding: 5px;
border: 4px solid black;
margin: 5px;
} -
33.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 5px;
border: 1px solid black;
margin: 20px;
} -
34.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 240px;
padding: 20px;
border: 4px solid black;
margin: 10px;
} -
35.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 170px;
padding: 15px;
border: 4px solid black;
margin: 5px;
} -
36.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 300px;
padding: 25px;
border: 3px solid black;
margin: 20px;
} -
37.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 120px;
padding: 5px;
border: 2px solid black;
margin: 10px;
} -
38.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 290px;
padding: 30px;
border: 5px solid black;
margin: 15px;
} -
39.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 170px;
padding: 15px;
border: 2px solid black;
margin: 5px;
} -
40.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 110px;
padding: 5px;
border: 4px solid black;
margin: 0px;
}
Answer key
- 214
- space inside the border
- 186
- 176
- 272
- the text or picture
- the gap round content
- 224
- False
- 166
- the gap to other boxes
- 354
- margin
- margin
- 210
- True
- 144
- a solid or dotted edge
- 150
- padding
- 288
- space outside the border
- True
- 296
- 288
- True
- 180
- 240
- 84
- 240
- 204
- 228
- 92
- 288
- 218
- 396
- 154
- 360
- 214
- 128
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