*{margin:0;padding:0;}
html{font-size:10px}
@media screen and (max-width: 320px) {html{font-size: 10px}}
@media screen and (min-width:321px) and (max-width:375px){html{font-size:11px}}
@media screen and (min-width:376px) and (max-width:414px){html{font-size:12px}}
@media screen and (min-width:415px) and (max-width:639px){html{font-size:13px}}
@media screen and (min-width:640px) and (max-width:719px){html{font-size:20px}}
@media screen and (min-width:720px) and (max-width:749px){html{font-size:22.5px}}
@media screen and (min-width:750px) and (max-width:799px){html{font-size:23.5px}}
@media screen and (min-width:800px){html{font-size:25px}}
@media screen and (max-width: 1000px) {
  img {
    max-width: 100%;
  }
}

.more{
	height: 4rem;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #333;
}
.pull_icon{
	width: 25px;
	height: 25px;
	background-image: url('../images/pull.png');
	background-repeat: no-repeat;
	background-position: center;
	background-size: 25px;
	transition: all .5s;
}
.more span{
	padding-left: .5rem;
}

.scroller{

}


.more .flip{
	transform: rotate(180deg);
}
.loading{
	background-image: url('../images/loading.png');
	background-repeat: no-repeat;
	background-position: center;
	background-size: 25px;
}
.more .loading{
  -webkit-transform: rotate(0deg) translateZ(0);
  -webkit-transition-duration: 0;
  -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);
  }
}