packages/amis-ui/scss/helper/layout/_top-right-bottom-left.md
用来控制位置的样式集。
| Class | Properties |
|---|---|
| inset-0 | top: 0px; |
| right: 0px; | |
| bottom: 0px; | |
| left: 0px; | |
| -inset-0 | top: 0px; |
| right: 0px; | |
| bottom: 0px; | |
| left: 0px; | |
| inset-y-0 | top: 0px; |
| bottom: 0px; | |
| inset-x-0 | right: 0px; |
| left: 0px; | |
| -inset-y-0 | top: 0px; |
| bottom: 0px; | |
| -inset-x-0 | right: 0px; |
| left: 0px; | |
| top-0 | top: 0px; |
| right-0 | right: 0px; |
| bottom-0 | bottom: 0px; |
| left-0 | left: 0px; |
| -top-0 | top: 0px; |
| -right-0 | right: 0px; |
| -bottom-0 | bottom: 0px; |
| -left-0 | left: 0px; |
| inset-0.5 | top: 0.125rem; |
| right: 0.125rem; | |
| bottom: 0.125rem; | |
| left: 0.125rem; | |
| -inset-0.5 | top: -0.125rem; |
| right: -0.125rem; | |
| bottom: -0.125rem; | |
| left: -0.125rem; | |
| inset-y-0.5 | top: 0.125rem; |
| bottom: 0.125rem; | |
| inset-x-0.5 | right: 0.125rem; |
| left: 0.125rem; | |
| -inset-y-0.5 | top: -0.125rem; |
| bottom: -0.125rem; | |
| -inset-x-0.5 | right: -0.125rem; |
| left: -0.125rem; | |
| top-0.5 | top: 0.125rem; |
| right-0.5 | right: 0.125rem; |
| bottom-0.5 | bottom: 0.125rem; |
| left-0.5 | left: 0.125rem; |
| -top-0.5 | top: -0.125rem; |
| -right-0.5 | right: -0.125rem; |
| -bottom-0.5 | bottom: -0.125rem; |
| -left-0.5 | left: -0.125rem; |
按以下尺寸表依次类推
| 尺寸 | 大小 |
|---|---|
| 0 | 0 |
| 0.5 | 0.125rem; |
| 1 | 0.25rem |
| 1.5 | 0.375rem |
| 1.5 | 0.375rem |
| 2 | 0.5rem |
| 2.5 | 0.625rem |
| 3 | 0.75rem |
| 3.5 | 0.875rem |
| 4 | 1rem |
| 5 | 1.25rem |
| 6 | 1.5rem |
| 7 | 1.75rem |
| 8 | 2rem |
| 9 | 2.25rem |
| 10 | 2.5rem |
| 11 | 2.75rem |
| 12 | 3rem |
| 14 | 3.5rem |
| 16 | 4rem |
| 20 | 5rem |
| 24 | 6rem |
| 28 | 7rem |
| 32 | 8rem |
| 36 | 9rem |
| 40 | 10rem |
| 44 | 11rem |
| 48 | 12rem |
| 52 | 13rem |
| 56 | 14rem |
| 60 | 15rem |
| 64 | 16rem |
| 68 | 17rem |
| 72 | 18rem |
| 76 | 19rem |
| 80 | 20rem |
| 96 | 24rem |
| auto | auto |
| 1/2 | 50% |
| 1/3 | 33.333333% |
| 2/3 | 66.666667% |
| 1/4 | 25%; |
| 2/4 | 50%; |
| 3/4 | 75%; |
| full | 100%; |
| px | 0.0625rem(1px) |
结合 relative 和 absolute 定位 和位置样式 {top|right|bottom|left|inset}-xxx，可以很方便的实现各种组件布局。
<div class="grid grid-cols-4 m:grid-cols-2 gap-4">
<!-- Span top edge -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute inset-x-0 top-0 h-16 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">1</div>
</div>
<!-- Span right edge -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute inset-y-0 right-0 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">2</div>
</div>
<!-- Span bottom edge -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute inset-x-0 bottom-0 h-16 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">3</div>
</div>
<!-- Span left edge -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute inset-y-0 left-0 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">4</div>
</div>
<!-- Fill entire parent -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute inset-0 bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">5</div>
</div>
<!-- Pin to top left corner -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute left-0 top-0 h-16 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">6</div>
</div>
<!-- Pin to top right corner -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute top-0 right-0 h-16 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">7</div>
</div>
<!-- Pin to bottom right corner -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute bottom-0 right-0 h-16 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">8</div>
</div>
<!-- Pin to bottom left corner -->
<div class="relative h-32 w-32 ... bg-blue-500">
<div class="absolute bottom-0 left-0 h-16 w-16 ... bg-red-500 text-white font-extrabold text-2xl flex items-center justify-center">9</div>
</div>
</div>
支持通过添加设备前缀 m: 或者 pc: 来分别针对「手机端」或者「pc端」设置样式，更多说明请前往「响应式设计」。