* {
  margin: 0;
  padding: 0;
}

.head_sty1 {
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
  position: fixed;
  z-index: 10;
  top: 0;
  margin-top: -8px;
}

.head_sty2 {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
}

.head_sty3 {
  float: left;
  margin-top: 19px;
}

.head_sty7 {
  float: right;
  margin-top: 48px;
  color: #000;
}

.head_sty5 {
  float: left;
  margin-left: 35px;
  cursor: pointer;
  height: 26px;
}

.head_sty5 a {
  color: #333;
  text-decoration: none;
}

.det_sty_6 {
  text-align: center;
}