.anition-slideUp{
	animation:slideUp 250ms linear 1 normal forwards;
}
.anition-slideDown{
	animation:slideDown 250ms linear 1 normal forwards;
}

/*上滑动画*/
@keyframes slideUp{
	from{top:0px;}
	to{top:-56px;}
}
@-moz-keyframes slideUp{
	from{top:0px;}
	to{top:-56px;}
}
@-webkit-keyframes slideUp{
	from{top:0px;}
	to{top:-56px;}
}
@-o-keyframes slideUp{
	from{top:0px;}
	to{top:-56px;}
}


/*下滑动画*/
@keyframes slideDown{
	from{top:-56px;}
	to{top:0px;display:none}
}
@-moz-keyframes slideDown{
	from{top:-56px;}
	to{top:0px;display:none}
}
@-webkit-keyframes slideDown{
	from{top:-56px;}
	to{top:0px;display:none}
}
@-o-keyframes slideDown{
	from{top:-56px;}
	to{top:0px;display:none}
}