body {
  min-width: 1184px;
  margin: 0;
  background-color: #fff;
}


/* 中间 */
#second{
  background-color: #fff;
  text-align: center;
  /* height: 780px; */
}

#second-content {
  width: 1184px;
  margin: 0 auto;
  display: inline-flex;
  margin-top: 98px;
  min-width: 1184px;
}

.img-introduction{
  min-width: 482px;
  min-height: 322px;
}

.introduction{
  margin: 0 auto;
  display:flex;
  flex-direction:column;
}

.content-introduction{
  margin-left: 55px;
  text-align: left;
  min-width: 586px;
}

.introduction-title{
  letter-spacing: 4.8px;
  font-size: 36px;
  font-weight: bold;
  color: #333333;
}

.introduction-title.second{
  margin-top: 110px;
}

.introduction-subTitle{
  font-size: 14px;
  font-weight: normal;
  min-width: 586px;
}

.introduction-subTitle.first{
  margin-top: 38px;
  color: #5B5B5B;
  line-height: 24px;
  letter-spacing: 1.87px;
}

.introduction-subTitle.second{
  margin-top: 32px;
  color:  #666;
  line-height: 28px;
}

.footer-bottom{
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 60px;/*脚部的高度*/
  background: #6cf;
  clear:both;
}