body, button, dd, div, dl, dt, fieldset, form, h1, h2, h3, h4, h5, h6, input, img, legend, li, ol, p, pre, td, textarea, th, ul { padding: 0; margin: 0; border: none; }
body, textarea { width: 100%; height: auto; font-size: 16px; font-family: "Microsoft YaHei", Verdana, Arial, Helvetica, sans-serif;  z-index: 0; background-color: #fff; }
a { color: #555; text-decoration: none; }
a:hover { text-decoration: none; }
li, ol, ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 400; }
.clear { clear: both; }
img { display: block;margin:auto; padding-top:20px; }
.flex { display: flex; flex-direction: row; flex-wrap: wrap; justify-content: space-between; }
.tbody { width:100%; margin: 0 auto; }
.lf { float: left; }
.rt { float: right; }
.banner { margin-top: -5px; }
.banner img { width: 100%;  }
.banner1 img {position:absolute; top:200px; width:50%;text-align:center;transform: translateX(50%);}

.dx_zx{ display: block; width: 200px; font-size: 24px; line-height: 50px; color: #e93100; background-color: #ffb600; text-align: center; position: absolute;bottom: 20px; right:50%; margin-right: -100px; border-radius:10px; overflow: hidden;}