AG广东会,山东十一选五,大发

<svg style="display:none">
    <filter id="blur-effect-1">
        <feGaussianBlur stdDeviation="1"/>
    </filter>
    <filter id="blur-effect-2">
        <feGaussianBlur stdDeviation="2"/>
    </filter>
</svg>

document.body.style.filter='url(#blur-effect-2)' //调用2级：

document.body.removeAttribute("style");//关闭：Ч