html,
body {
	width: 100%;
	font-size: calc(266.67% + 57.3333 * (100vw - 320px) / 430);
}
/*清除一些默认样式*/
html,
body {
	margin: 0;
	padding: 0;
}

img{border:0;}
a{text-decoration:none; color:#000; outline:none;}
a:hover{text-decoration:none;}
em,strong,i{font-style:normal;}
h1,h2,h3,h4,h5,h6,span,strong,i{font-size:100%;font-weight:normal;margin: 0;padding: 0;}
.trans {
	-webkit-transition: all 0.3s linear;
	-moz-transition: all 0.3s linear;
	-ms-transition: all 0.3s linear;
	transition: all 0.3s linear;
}
.clearfix {*zoom:1;}
.clearfix:after {content:'\200B';clear:both;display:block;height:0px}

/* html{-webkit-tap-highlight-color:transparent;} */
/* 箭头 */
.arrows{
    position: relative;
    display: flex;
    flex-direction: row;
    align-items: center;
  }
  .arrows::after{
    position: absolute;
    display: flex;
    justify-content: space-between;
    content: '';
    width: 0.16rem;
    height: 0.16rem;
    right: 0.3rem;
    transform:rotate(45deg);
    border-top: 0.04rem solid #A9A9A9;
    border-right: 0.04rem solid #A9A9A9;
  }