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https://www.jianshu.com/p/91c…
个别写法全边框
@mixin border_1px($color: #dfe0e1) {
position: relative;
&::after {
content: "";
box-sizing: border-box;
position: absolute;
top: 0;
left: 0;
width: 200%;
height: 200%;
border: 1px solid $color;
border-radius: 4px;
transform: scale(0.5);
transform-origin: 0 0;
}
}
不同地位分析判断 默认全边框
$color: #bfbece;
position: relative;
@if $type == default {
&::after {
content: "";
box-sizing: border-box;
position: absolute;
top: 0;
left: 0;
width: 200%;
height: 200%;
border: 1px solid $color;
transform: scale(0.5);
transform-origin: 0 0;
}
} @else if $type == top {
&::before {
content: "";
box-sizing: border-box;
position: absolute;
top: 0;
left: 0;
width: 200%;
height: 1px;
background: $color;
transform: scale(0.5);
transform-origin: 0 0;
}
} @else if $type == bottom {
&::after {
content: "";
box-sizing: border-box;
position: absolute;
bottom: 0;
left: 0;
width: 200%;
height: 1px;
background: $color;
transform: scale(0.5);
transform-origin: 0 0;
}
} @else if $type == left {
&::before {
content: "";
box-sizing: border-box;
position: absolute;
top: 0;
left: 0;
width: 1px;
height: 200%;
background: $color;
transform: scale(0.5);
transform-origin: 0 0;
}
} @else if $type == right {
&::before {
content: "";
box-sizing: border-box;
position: absolute;
top: 0;
right: 0;
width: 1px;
height: 200%;
background: $color;
transform: scale(0.5);
transform-origin: 0 0;
}
}
全功能混合封装
$gray: #bfbece;
@mixin border_1px($type: default, $color: $gray) {
position: relative;
&::after {
content: "";
box-sizing: border-box;
position: absolute;
@if $type == default {
top: 0;
left: 0;
width: 200%;
height: 200%;
border: 1px solid $color;
} @else if $type == top {
top: 0;
left: 0;
width: 200%;
height: 1px;
background: $color;
} @else if $type == bottom {
bottom: 0;
left: 0;
width: 200%;
height: 1px;
background: $color;
} @else if $type == left {
top: 0;
left: 0;
width: 1px;
height: 200%;
background: $color;
} @else if $type == right {
top: 0;
right: 0;
width: 1px;
height: 200%;
background: $color;
}
transform: scale(0.5);
transform-origin: 0 0;
}
}
页面调用 @include border_1px(type, color)
- type 五种类型 默认 default 全边框
- color 边框色彩
正文完