html{font-size: calc(100vw / 7.5);
  font-size: -webkit-calc(100vw / 7.5);
  font-size: -moz-calc(100vw / 7.5);
  /*姝ゆ椂1rem = 100px*/
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-text-size-adjust: none;}
body,div,p,ul,ol,li,dl,dt,dd,h1,h2,h3,h4,h5,h6,code,form,fieldset,legend,input,button,textarea,select,th,td,iframe{margin:0; padding:0;}
body{overflow:scroll!important; font:0.24rem "PingFangSC, sans-serif";  display: flex; flex-flow: column; min-height:100vh;}
img{border:0;  vertical-align: bottom ; }
ol,ul{list-style:none;}
input{outline:none; background: none; }
a{text-decoration: none;}
a:visited,a:hover,a:active,a:focus{text-decoration: none;}

table{border-collapse:collapse; border-spacing:0;}
.clearfix:after{clear:both; height: 0;  display: block; visibility:hidden; content: " ";}
.clearfix{*zoom:1}

.nav_top{width:100%; height:50px; line-height:50px;background:#333; position:fixed;top:0;left:0;}
.nav_logo{ position:absolute; top:10px; left:10px;width: 200px;height: 30px;font-size: 22px;line-height: 30px;color: #fff;text-decoration: none;}
.nav_phone{ text-align:center; font-weight:bold; font-size:24px; color:#fff; font-family:"微软雅黑";}
.nav_home{position:absolute; top:10px; right:20px;text-decoration: none;color: #fff;line-height: 36px;font-size: 16px;}


/*footer*/
footer{width: 100%; height: auto; margin: 0 auto 1.2rem auto; }
footer p{ text-align: center; font-size: 0.26rem; line-height: 0.5rem; color: #808080;}