一.线性渐变 linear-gradient
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1.非重复性渐变
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linear-gradient(to right,gold 10%,skyblue 20%)在0-10%插入黄色,在20%-100%插入蓝色 -
linear-gradient(45deg,gold 10%,skyblue 10%,skyblue 20%, gold 20%)在0-10%插入黄色,10%-20%为蓝色,20%-100%为黄色
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2.重复性渐变:最后一个颜色的长度等于定义图片的整体长度,超过这个长度之后开始循环
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repeating-linear-gradient(45deg,gold 0,gold 10%,skyblue 10%,skyblue 20%)图片总长为20%
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二.径向渐变
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1.非重复性渐变
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radial-gradient(at right bottom,gold 10%,skyblue 20%)中心点在右下方,距离中心点10%放置黄色,20%放置蓝色,中间开始过渡 -
radial-gradient(gold 40px,skyblue 0/40px)在距离中心点的40px处放置黄色,在40px处放置蓝色,没有过渡 -
radial-gradient(50px,gold,skyblue),百分比无效从中心点的黄色过渡到50px处的蓝色 -
radial-gradient(100px 40px,gold,skyblue)中心点的黄色过渡到蓝色; 椭圆宽度的是100px,高度的是40px;radial-gradient(100px 40px,gold 50%,skyblue 50%)
radial-gradient(100px 40px, gold 0, gold 60px, skyblue 60px)
椭圆宽度为100px,但此时`gold 60px`已经超过100px,总宽度以120px为准
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2.重复性渐变
repeating-radial-gradient(gold 0,gold 20px,skyblue 20px, skyblue 30px)
在0-20px处为黄色,20px-30px处为蓝色,总长为30px
三.repeating-linear/radial-gradient:自动补值
自动补值:重复性渐变,初始值不为0时会根据颜色的相差距离进行自动补值。
[](https://w3c.github.io/csswg-drafts/css-images/#repeating-gradients)
比如:
` repeating-linear-gradient(red 10px, blue 50px)`
is equivalent to
` linear-gradient(..., red -30px, blue 10px, red 10px, blue 50px, red 50px, blue 90px, ...)`
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1.repeating-linear-gradient()
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repeating-linear-gradient(90deg, gold 0, gold 10%, skyblue 20%)0-10%为黄色,20%处放置蓝色,中间过渡 -
repeating-linear-gradient(90deg, gold 10%, skyblue 20%)10%放置黄色,20%处放置蓝色,中间过渡; 0-10%自动补值(相差10%):repeating-linear-gradient(90deg, `gold 0,skyblue 10%` gold 10%, skyblue 20%)
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2.repeating-radial-gradient()
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repeating-radial-gradient(gold 0, gold 10px, skyblue 60px)0-10%处为黄色,60%处放置蓝色,中间过渡 -
repeating-radial-gradient( gold 10px, skyblue 60px)10%处放置黄色,60%处放置蓝色,中间过渡; 0-10%自动补值(相差50px):repeating-radial-gradient(`gold -40px,skyblue 10px`, gold 10px, skyblue 60px)
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