html,body{
  width:100%;
  height: 100%;
  box-sizing: border-box;
}
ul,li{
  list-style: none;
}
header img{
  width: 100%;
  display: block;
}
main{
  width: 100%;
  clear: both;
}
.main{
  width: 100%;
  clear: both;
}
/*.detial-all{
    padding: 0 50px;
}*/
.detial-all-part{
  padding: 0 100px;
  margin: 30px 0;
}
.detial-part{
  padding: 0.1px;
  width:100%;
  box-sizing: border-box;
  text-align: justify;
}
/*.detial-part:nth-child(2n) p{
  width: 40%;
}*/
.detial-part img{
  width: 450px;
  margin-left: 100px;
  vertical-align: middle;
}
.detial-part:nth-child(2n) img{
  margin:0 100px 0 0;
}
.detial-part p{
  text-align: justify;
  vertical-align: middle;
  width: 50%;
  line-height: 40px;
  color: rgb(90,22,25);
  text-indent: 30px;
  display: inline-block;
}
.detial-part:nth-child(2n+1){
  background: rgb(248,245,244);
}
.footer{
  height: 160px;
  margin-top: 10px;
  clear: both;
}