#pulldown, #pullup {
	background:#fff;
	height:2.5em;
	line-height:2.5em;
	padding:0.3125em 0.625em;
	border-bottom:0.0625em solid #ccc;
	font-weight:bold;
	font-size:0.875em;
	color:#888;
}

#pulldown .pulldown-icon, #pullup .pullup-icon  {
	
display:block; 

position: relative;

	width:2.5em; height:2.5em;
	background:url(img/pull-icon@2x.png) 0 0 no-repeat;
	-webkit-background-size:2.5em 5.0em; background-size:2.5em 5.0em;
	-webkit-transition-property:-webkit-transform;
	-webkit-transition-duration:250ms;	
}

#pulldown .pulldown-icon {
	-webkit-transform:rotate(0deg) translateZ(0);
}

#pullup .pullup-icon  {
	-webkit-transform:rotate(-180deg) translateZ(0);
}

#pulldown.flip .pulldown-icon {
	-webkit-transform:rotate(-180deg) translateZ(0);
}

#pullup.flip .pullup-icon {
	-webkit-transform:rotate(0deg) translateZ(0);
}

#pulldown.loading .pulldown-icon, #pullup.loading .pullup-icon {
	background-position:0 100%;
	-webkit-transform:rotate(0deg) translateZ(0);
	-webkit-transition-duration:0ms;

	-webkit-animation-name:loading;
	-webkit-animation-duration:2s;
	-webkit-animation-iteration-count:infinite;
	-webkit-animation-timing-function:linear;
}



@-webkit-keyframes loading {
	from { -webkit-transform:rotate(0deg) translateZ(0); }
	to { -webkit-transform:rotate(360deg) translateZ(0); }
}