代码块

<span class="open-code"></span>

<style>
	.open-icon-code{
		display: inline-block;
		position: relative;
		width: 14px;
		height: 12px;
	}
	.open-icon-code::after{
		content: '';
		display: inline-block;
		position: absolute;
		top: 0;
		left: 0px;
		width: 8px;
		height: 8px;
		border-left: 1px var(--vp-c-text-3) solid;
		border-bottom: 1px var(--vp-c-text-3) solid;
		transform: rotate(45deg);
	}
	.open-icon-code::before{
		content:'';
		display: inline-block;
		position: absolute;
		top: 0;
		right: 0px;
		width: 8px!important;
		height: 8px!important;
		border-top: 1px var(--vp-c-text-3) solid;
		border-right: 1px var(--vp-c-text-3) solid;
		transform: rotate(45deg);
	}
	.open-icon-code:hover::before,.open-icon-code:hover::after{
		border-color: var(--vp-c-text-1)!important;
	}
</style>