body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, button, textarea, p, blockquote, th, td {
    margin: 0;
    padding: 0;
}
/* html { 
    filter: grayscale(.95 );
    -webkit-filter: grayscale(.95 ); 
    -moz-filter: grayscale(.95 ); 
    -ms-filter: grayscale(.95 ); 
    -o-filter: grayscale(.95 ); 
  } */
body {
    background: #fff;
    font-size: 14px;
    font-family:  "Microsoft YaHei", "Arial","黑体", "宋体", sans-serif;
}
td, th, caption {
    font-size: 14px;
}
h1, h2, h3, h4, h5, h6 {
    font-weight: normal;
    font-size: 100%;
}
a {
    color: #555;
    text-decoration: none;
}

img {
    width: 100%;
    border: none;
    content: normal;
    vertical-align: top;
}
ol, ul, li {
    list-style: none;
}
input, textarea, select, button {
    font: 14px "Arial", "Microsoft YaHei", "黑体", "宋体", sans-serif;
}
@font-face {
  font-family: "Helvetica Bold";
  src: url("./font/Helvetica Bold.woff2") format("woff2"),
       url("./font/Helvetica Bold.woff") format("woff"),
       url("./font/Helvetica Bold.ttf") format("truetype"),
       url("./font/Helvetica Bold.eot") format("embedded-opentype"),
       url("./font/Helvetica Bold.svg") format("svg");
}