/* 内外边距通常让各个浏览器样式的表现位置不同 */ 
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,textarea,p,blockquote,th,td,hr,button,article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section { 
margin:0; 
padding:0; 
} 

fieldset,img{border:0;}

img {vertical-align: top; border: none;}

table{border-collapse:collapse; border-spacing:0;}

ol,ul{list-style:none;}

address,caption,cite,code,dfn,em,strong,th,var ,b,i{font-weight:normal;font-style:normal;}

caption,th{text-align:left;}

h1,h2,h3,h4,h5,h6{font-weight:normal;font-size:100%;}

body{
  font-family: "Microsoft YaHei";
}
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a {text-decoration:none;}
img, input {
  outline: none;
  vertical-align: middle;
  border: 0;
}
.fl{
  float:left;
}
.fr{
  float:right;
}
.clearfix{
  *zoom:1;
}
.clearfix:after{
  content:".";
  display:block;
  clear:both;
  height:0;
  visibility:hidden;
}
.hide{
  display: none;
}
/* @charset "utf-8";  */
/* 
@名称: base 
@功能: 重设浏览器默认样式 
*/ 
/* 防止用户自定义背景颜色对网页的影响，添加让用户可以自定义字体 */ 
html { 
color:black; 
background:white; 
} 

/* 要注意表单元素并不继承父级 font 的问题 */ 
body,button,input,select,textarea { 
font:12px/1.5 Microsoft YaHei,tahoma,arial,Hiragino Sans GB,\\5b8b\4f53,sans-serif; 
    -webkit-font-smoothing: antialiased;/*这个属性可以使页面上的字体抗锯齿,使用后字体看起来会更清晰舒服*/
} 
input,select,textarea { 
font-size:100%; 
} 
/* 去掉各Table cell 的边距并让其边重合 */ 
table { 
border-collapse:collapse; 
border-spacing:0; 
} 
/* IE bug fixed: th 不继承 text-align*/ 
th { 
text-align:inherit; 
} 
/* 去除默认边框 */ 
fieldset,img { 
border:none; 
} 
/* ie6 7 8(q) bug 显示为行内表现 */ 
iframe { 
display:block; 
} 
/* 去掉 firefox 下此元素的边框 */ 
abbr,acronym { 
border:none; 
font-variant:normal; 
} 
/* 一致的 del 样式 */ 
del { 
text-decoration:line-through; 
} 
address,caption,cite,code,dfn,em,th,var { 
font-style:normal; 
font-weight:500; 
} 
/* 去掉列表前的标识, li 会继承 */ 
ol,ul { 
list-style:none; 
} 
/* 对齐是排版最重要的因素, 别让什么都居中 */ 
caption,th { 
text-align:left; 
} 
/* 来自yahoo, 让标题都自定义, 适应多个系统应用 */ 
h1,h2,h3,h4,h5,h6 { 
/*font-size:100%; 
font-weight:500; */
} 
q:before,q:after { 
content:''; 
} 
/* 统一上标和下标 */ 
sub, sup { 
font-size:75%; 
line-height:0; 
position:relative; 
vertical-align:baseline; 
} 
sup { 
top:-0.5em; 
} 
sub { 
bottom:-0.25em; 
} 
/* 让链接在 hover 状态下显示下划线 */ 
a:hover { 
/*text-decoration:underline;*/ 
} 
/* 默认不显示下划线，保持页面简洁 */ 
ins,a { 
text-decoration:none; 
} 
/* IE6,7焦点点状线去除 */ 
a:focus,*:focus { 
outline:none; 
} 
input[type="button"], input[type="submit"], input[type="reset"] {

-webkit-appearance: none;

}
input,textarea{
    -webkit-appearance:none;
     border-radius: 0px;  
}
.button{ border-radius: 0px; } 

.border-1px, .border-bottom-1px, .border-top-1px, .border-left-1px, .border-right-1px {
   position: relative;
 }
/*线条颜色 黑色*/
.border-1px::after, .border-bottom-1px::after, .border-top-1px::after, .border-left-1px::after, .border-right-1px::after {
     background-color: rgba(155,155,155,.5); 
}
 /*底边边框一像素*/
.border-bottom-1px::after {
     content:"";
     position: absolute; 
     left: 0;
     bottom: 0;
     width: 100%;
     height: 1px;
     transform-origin: 0 0;
 }

 /*上边边框一像素*/
.border-top-1px::after {
   content:"";
    position: absolute; 
    left: 0;
    top: 0;
    width: 100%;
    height: 1px;
    transform-origin: 0 0;
}

 /*左边边框一像素*/
.border-left-1px::after {
  content:"";
  position: absolute; 
  left: 0;
  top: 0;
  width: 1px;
  height: 100%;
  transform-origin: 0 0;
 }
/*右边边框1像素*/
.border-right-1px::after {
  content: "";
  box-sizing: border-box;
  position: absolute; 
  right: 0;
  top: 0;
  width: 1px;
  height: 100%;
  transform-origin: 0 0;
 }
/*边框一像素*/
.border-1px::after {
  content: "";
  box-sizing: border-box;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  border: 1px solid red;
}

/*设备像素比*/
@media only screen and (-webkit-min-device-pixel-ratio: 2.0), only screen and (min-resolution: 2dppx) {
    .border-bottom-1px::after, .border-top-1px::after {
      transform: scaleY(0.5);
    }  
   .border-left-1px::after, .border-right-1px::after {
       transform: scaleX(0.5);
    } 
   .border-1px::after {
          width: 200%;
          height: 200%;
          transform: scale(0.5);
            transform-origin: 0 0;
     }
}

/*设备像素比*/
@media only screen and (-webkit-min-device-pixel-ratio: 3.0), only screen and (min-resolution: 3dppx) {
   .border-bottom-1px::after, .border-top-1px::after {
      transform: scaleY(0.333);
   } 
   .border-left-1px::after, .border-right-1px::after {
     transform: scaleX(0.333);
   } 
  .border-1px::after {
      width: 300%;
      height: 300%;
      transform: scale(0.333);
      transform-origin: 0 0;
  }
}