.p2{
  width: 100%;
  height: 800px;
  background: url('../img/p2_bg.jpg') no-repeat;
  background-size: 100%;
}
.p2 .f1{
  padding-top: 100px;
  font-weight: bold;
  font-size: 66px;
  color: #3e3a39;
}
.p2 .m1{
  text-align: center;
  padding: 50px 0;
  width: 100%;
  height: 80px;
}
.p2 .m1 span{
  display: block;
  width: 44%;
  height: 80px;
  margin-right: 3%;
  line-height: 66px;
  font-size: 66px;
  text-align: right;
  font-weight: bold;
  color: #3e3a39;
}
.p2 .m1 img{
  display: block;
  margin-left: 3%;
  height: 66px;
}
.p2 .f2{
  display: block;
  width: 80%;
  margin: 0 auto;
  text-align: center;
  font-size: 36px;
  color: #3e3a39;
}
.p2 .up-logo{
  padding: 34px 0;
  text-align: center;
}
.p2 .btn{
  margin: 80px auto 0;
}
.p3{
  width: 100%;
  height: auto;
  padding: 100px 0;
  background-color: #350d6e;
  background-image: linear-gradient(to bottom right, #350d6e, #4b19cc);
  overflow: hidden;
}
.p3 .f1{
  padding-bottom: 100px;
  font-size: 66px;
  font-style: oblique;
}
.p3 .box{
  display: -webkit-flex;
  display: flex;
  justify-content: center;
}
.p3 .list{
  width: 28%;
  margin: 0 2%;
  height: auto;
  overflow: hidden;
}
.p3 .list h2{
  font-size: 60px;
}
.p3 .list h2 span{
  font-size: 30px;
}
.p3 .list h3{
  font-size: 27px;
}
.p3 .list .icon{
  text-align: center;
  height: 80px;
  margin-top: 80px;
  margin-bottom: 40px;
}
.p3 .list .icon img{
  height: 100%;
}
.p3 .list p{
  font-size: 24px;
  line-height: 36px;
}
.p4{
  width: 100%;
  height: auto;
  padding: 100px 0 50px;
  background-color: #ffffff;
  overflow: hidden;
}
.p4 .f1{
  padding-bottom: 50px;
  font-size: 66px;
  color: #3e3a39;
}
.p4 .m1{
  display: -webkit-flex;
  display: flex;
  justify-content: center;
  flex-direction: row;
  flex-wrap: wrap;
  width: 80%;
  max-width: 1500px;
  margin: 0 auto 50px;
}
.p4 .m1 li{
  padding: 1%;
  width: 25%;
  box-sizing: border-box;
  text-align: center;
}
.p4 .m1 li img{
  width: 100%;
}
.p4 .btn{
  margin: 0 auto 100px;
}
.p4 .m2{
  display: -webkit-flex;
  display: flex;
  justify-content: center;
  flex-direction: row;
  width: 80%;
  max-width: 1500px;
}
.p4 .m2 li{
  width: 23%;
  height: 210px;
  overflow: hidden;
}
.p4 .m2 li img{
  height: 100%;
}