body {
  background: #edeef0;
}

.left-nav {
  float: left;
  width: 22%;
  margin-top: 20px;
}

.left-nav .nav-title {
  background-image: url(../images/detail-nav-bg.png);
  height: 72px;
  color: #f7941e;
  font-size: 22px;
  padding: 20px 0 0 20px;
  box-sizing: border-box;
}

.left-nav .nav-title .line {
  width: 32px;
  height: 1px;
  background-color: #f7941e;
}

.left-nav ul {
  background: #dedede;
  padding: 10px 0px 50px 10px;
}

.left-nav ul li {
  height: 55px;
  line-height: 55px;
  color: #333;
  font-size: 18px;
  padding-left: 10%;
}

.left-nav ul li:hover a {
  color: #f7941e;
}

.left-nav ul li.active {
  background-color: #fff;
}

.left-nav ul li.active a {
  color: #f7941e;
}

.right-content {
  float: right;
  width: 74%;
  margin-top: 20px;
  margin-right: 2%;
}

.right-content .nav {
  border-bottom: #e5e5e5 solid 1px;
  font-size: 18px;
}

.right-content .nav > span:first-child {
  float: left;
  color: #f7941e;
  border-bottom: #f7941e solid 1px;
  padding-bottom: 10px;
}

.right-content .nav > span:first-child   + span {
  float: right;
  color: #7a7a7a;
  padding-bottom: 10px;
  font-size: 15px;
}
.right-content .list li a {
padding-right: 85px;
*margin-right:85px
}

.right-content .content {
  margin-top: 15px;
}

@media screen and (max-width: 1000px) {
  .right-content .nav > span:first-child   span {
    font-size: 14px;
    position: relative;
    top: 5px;
  }
}
@media screen and (min-width: 1000px) {
  .left-nav {
    width: 30%;
  }

  .right-content {
    width: 66%;
  }
}

@media screen and (min-width: 1200px) {
  .left-nav {
    width: 22%;
  }

  .right-content {
    width: 74%;
  }
}