index.styl

$edge-border-width = 6rpx
.flex-auto
	flex auto
.bg-transparent
	background-color rgba(0, 0, 0, 0.9)
	transition-duration 0.35s
.l-clipper
	width 100vw
	height calc( 100vh - var(--window-top))
	background-color rgba(0, 0, 0, 0.9)
	position fixed
	top var(--window-top)
	left 0
	z-index 1
	&-mask
		position relative
		z-index 2
		pointer-events: none
	&__content
		pointer-events: none;
		position absolute
		border 1rpx solid rgba(255,255,255,.3)
		box-sizing border-box
		box-shadow: rgba(0, 0, 0, 0.5) 0 0 0 80vh;
		background: transparent;	
		&::before,&::after
			content ''
			position absolute
			border 1rpx dashed rgba(255,255,255,.3)
		&::before
			width 100%
			top 33.33%
			height 33.33%
			border-left none
			border-right none
		&::after
			width 33.33%
			left 33.33%
			height 100%
			border-top none
			border-bottom none
	&__edge
		position absolute
		// left 6rpx
		width 34rpx
		height 34rpx
		border $edge-border-width solid #ffffff
		pointer-events auto
		&::before
			content ''
			position absolute
			width 40rpx
			height 40rpx
			background-color transparent
		&:nth-child(1)
			left: - $edge-border-width
			top: - $edge-border-width
			border-bottom-width 0 !important
			border-right-width 0 !important
			&:before
				top -50%
				left -50%
		&:nth-child(2)
			right: - $edge-border-width
			top: - $edge-border-width
			border-bottom-width 0 !important
			border-left-width 0 !important
			&:before
				top -50%
				left 50%
		&:nth-child(3)
			left: - $edge-border-width
			bottom: - $edge-border-width
			border-top-width 0 !important
			border-right-width 0 !important
			&:before
				bottom -50%
				left -50%
		&:nth-child(4)
			right: - $edge-border-width
			bottom: - $edge-border-width
			border-top-width 0 !important
			border-left-width 0 !important	
			&:before
				bottom -50%
				left 50%
	&-image
		width 100%
		border-style none
		position absolute
		top 0
		left 0
		z-index 1
		-webkit-backface-visibility hidden
		backface-visibility hidden
		transform-origin center
	&-canvas
		position fixed
		z-index 10
		left -200vw
		top -200vw
		pointer-events none
	&-tools
		position fixed
		left 0
		bottom 10px
		width 100%
		z-index 99
		color #fff
		&__btns
			font-weight bold
			display flex
			align-items center
			justify-content space-between
			width 100%
			padding 20rpx 40rpx
			box-sizing border-box
			.cancel
				width 112rpx
				height 60rpx
				text-align center
				line-height 60rpx
			.confirm
				width 112rpx
				height 60rpx
				line-height 60rpx
				background-color #07c160
				border-radius 6rpx
				text-align center
			image
				display block
				width 60rpx
				height 60rpx