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: 80px;
padding: 15px;
border: 1px solid black;
margin: 0px;
} - 2.True or false: padding is the gap round content. (a) True (b) False
-
3.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 100px;
padding: 25px;
border: 1px solid black;
margin: 5px;
} -
4.📦 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: 1px solid black;
margin: 20px;
} -
5.📦 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: 30px;
border: 5px solid black;
margin: 10px;
} - 6.📦 In the box model, which part is the gap round content? (a) margin (b) content (c) border (d) padding
- 7.Which of these is the border? (a) the text or picture (b) space inside the border (c) the gap round content (d) the line round the box
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8.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 70px;
padding: 5px;
border: 5px solid black;
margin: 20px;
} -
9.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 290px;
padding: 30px;
border: 1px solid black;
margin: 10px;
} -
10.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 20px;
border: 2px solid black;
margin: 5px;
} -
11.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 20px;
border: 1px solid black;
margin: 5px;
} -
12.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 160px;
padding: 20px;
border: 2px solid black;
margin: 15px;
} - 13.📦 In the box model, which part is the line round the box? (a) border (b) padding (c) margin (d) content
-
14.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 220px;
padding: 5px;
border: 4px solid black;
margin: 15px;
} -
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: 170px;
padding: 20px;
border: 3px solid black;
margin: 20px;
} -
16.📦 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: 0px;
} - 17.True or false: margin is the gap to other boxes. (a) False (b) True
- 18.True or false: the border is the line round the box. (a) False (b) True
-
19.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 10px;
border: 5px solid black;
margin: 20px;
} - 20.True or false: padding is the text or picture. (a) False (b) True
-
21.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 220px;
padding: 30px;
border: 2px solid black;
margin: 5px;
} - 22.True or false: margin is a solid or dotted edge. (a) False (b) True
-
23.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 270px;
padding: 10px;
border: 5px solid black;
margin: 5px;
} -
24.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 260px;
padding: 5px;
border: 2px solid black;
margin: 0px;
} - 25.True or false: padding is space inside the border. (a) True (b) False
- 26.Which of these is padding? (a) the text or picture (b) space inside the border (c) space outside the border (d) a solid or dotted edge
-
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: 150px;
padding: 5px;
border: 1px solid black;
margin: 0px;
} -
28.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 100px;
padding: 25px;
border: 4px solid black;
margin: 15px;
} - 29.📦 In the box model, which part is a solid or dotted edge? (a) padding (b) content (c) margin (d) border
-
30.📦 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: 30px;
border: 5px solid black;
margin: 5px;
} - 31.📦 In the box model, which part is the gap to other boxes? (a) content (b) margin (c) padding (d) border
-
32.📦 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;
} -
33.📦 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: 30px;
border: 1px solid black;
margin: 20px;
} - 34.Which of these is the content? (a) space outside the border (b) a solid or dotted edge (c) the line round the box (d) the text or picture
-
35.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 15px;
border: 3px solid black;
margin: 20px;
} -
36.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 10px;
border: 4px solid black;
margin: 20px;
} -
37.📦 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: 4px solid black;
margin: 5px;
} - 38.Which of these is the border? (a) the gap round content (b) space inside the border (c) the text or picture (d) a solid or dotted edge
- 39.📦 In the box model, which part is the text or picture? (a) padding (b) content (c) border (d) margin
-
40.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 80px;
padding: 5px;
border: 2px solid black;
margin: 15px;
}
Answer key
- 112
- True
- 162
- 182
- 120
- padding
- the line round the box
- 130
- 372
- 114
- 92
- 234
- border
- 268
- 216
- 152
- True
- True
- 110
- False
- 294
- False
- 310
- 274
- True
- space inside the border
- 162
- 188
- border
- 170
- margin
- 272
- 242
- the text or picture
- 326
- 108
- 138
- a solid or dotted edge
- content
- 124
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