html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
a,
img,
dl,
dt,
dd,
ol,
ul,
li,
form,
table,
label,
input {
  margin: 0;
  padding: 0;
  border: 0;
  list-style: none;
  /* filter:progid:DXImageTransfrom.Microsoft.BasicImage(grayscale=1);
	-webkit-filter:grayscale(100%); */
}
body {
  background: #fff;
  font-size: 14px;
  color: #333333;
  font-family: "微软雅黑" !important;
}
.dhy_tn {
  position: relative;
  width: 100%;
}
/* #web {
  background: url(./AD0I7InqCRACGAAg8eGZ7QUo5dj7qAQwgA84wBg.jpg),
    rgba(255, 255, 255, 0);
} */
#web {
  background-origin: content-box;
  background-repeat: repeat;
  background-position: center;
  background-size: cover;
}

.clearfix:after {
  content: "";
  display: block;
  clear: both;
}
.clearfix {
}

.content-box {
  width: 100%;
  margin: 0 auto;
  padding-top: 57px;
  padding-bottom: 63px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background-origin: content-box;
  background-repeat: repeat;
  background-position: center;
  background-size: cover;
}

.content-box .sidebar_left {
  width: 165px;
  height: 450px;
  position: relative;
  padding-bottom: 30px;
}
.content-box .sidebar_right {
  width: 886px;
  margin-left: 45px;
  padding-bottom: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
}