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
- 1.True or false: padding is the gap round content. (a) True (b) False
-
2.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 100px;
padding: 5px;
border: 5px solid black;
margin: 5px;
} -
3.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 90px;
padding: 25px;
border: 3px solid black;
margin: 15px;
} - 4.True or false: margin is the gap to other boxes. (a) False (b) True
- 5.📦 In the box model, which part is the gap round content? (a) border (b) content (c) margin (d) padding
-
6.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 80px;
padding: 30px;
border: 2px solid black;
margin: 20px;
} - 7.Which of these is the border? (a) the gap round content (b) space outside the border (c) a solid or dotted edge (d) space inside the border
-
8.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 190px;
padding: 5px;
border: 1px solid black;
margin: 10px;
} -
9.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 50px;
padding: 15px;
border: 1px solid black;
margin: 10px;
} - 10.Which of these is the content? (a) space inside the border (b) the gap to other boxes (c) a solid or dotted edge (d) the text or picture
- 11.Which of these is the border? (a) the line round the box (b) the gap to other boxes (c) the gap round content (d) space outside the border
-
12.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 160px;
padding: 20px;
border: 4px solid black;
margin: 5px;
} -
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: 290px;
padding: 15px;
border: 3px solid black;
margin: 0px;
} - 14.📦 In the box model, which part is space outside the border? (a) margin (b) padding (c) content (d) border
- 15.Which of these is padding? (a) space outside the border (b) space inside the border (c) the gap to other boxes (d) the text or picture
-
16.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 150px;
padding: 10px;
border: 5px solid black;
margin: 10px;
} - 17.📦 In the box model, which part is a solid or dotted edge? (a) margin (b) content (c) border (d) padding
-
18.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 300px;
padding: 10px;
border: 3px solid black;
margin: 0px;
} -
19.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 50px;
padding: 30px;
border: 3px solid black;
margin: 0px;
} -
20.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 90px;
padding: 30px;
border: 1px solid black;
margin: 5px;
} - 21.True or false: the content is the gap to other boxes. (a) True (b) False
-
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: 140px;
padding: 5px;
border: 5px solid black;
margin: 0px;
} -
23.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 270px;
padding: 15px;
border: 5px solid black;
margin: 20px;
} - 24.📦 In the box model, which part is space inside the border? (a) border (b) content (c) margin (d) padding
-
25.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 140px;
padding: 5px;
border: 2px solid black;
margin: 5px;
} - 26.Which of these is margin? (a) space outside the border (b) space inside the border (c) a solid or dotted edge (d) the text or picture
-
27.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 60px;
padding: 25px;
border: 3px solid black;
margin: 20px;
} - 28.True or false: margin is space outside the border. (a) False (b) True
-
29.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 180px;
padding: 30px;
border: 1px solid black;
margin: 5px;
} -
30.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 200px;
padding: 20px;
border: 3px solid black;
margin: 20px;
} - 31.True or false: the content is the text or picture. (a) True (b) False
-
32.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 180px;
padding: 5px;
border: 3px solid black;
margin: 0px;
} -
33.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 130px;
padding: 25px;
border: 1px solid black;
margin: 5px;
} -
34.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 130px;
padding: 30px;
border: 4px solid black;
margin: 5px;
} - 35.True or false: the border is a solid or dotted edge. (a) True (b) False
-
36.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 90px;
padding: 15px;
border: 5px solid black;
margin: 5px;
} -
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: 50px;
padding: 25px;
border: 3px solid black;
margin: 0px;
} -
38.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 170px;
padding: 5px;
border: 1px solid black;
margin: 0px;
} -
39.📦 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: 4px solid black;
margin: 15px;
} -
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: 70px;
padding: 20px;
border: 3px solid black;
margin: 0px;
}
Answer key
- True
- 130
- 176
- True
- padding
- 184
- a solid or dotted edge
- 222
- 102
- the text or picture
- the line round the box
- 218
- 326
- margin
- space inside the border
- 200
- border
- 326
- 116
- 162
- False
- 160
- 350
- padding
- 164
- space outside the border
- 156
- True
- 252
- 286
- True
- 196
- 192
- 208
- True
- 140
- 106
- 182
- 318
- 116
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