jquery圣诞节雪花飘落网页特效，配上了圣诞树和雪景，在加上本效果实现的雪花飘飞效果，一个圣诞场景浮现眼前，雪花飞舞下落，数量不断增多，速度可调，请看演示截图所示。-jquery Christmas snow falling netnew, coupled with the Christmas tree and snow, plus snowy effect to achieve this effect, a Christmas scene surfacing, dancing snowfla