.ctn1 {
  position: relative;
  overflow: hidden;
}
.ctn1 .top {
  position: relative;
  overflow: hidden;
}
.ctn1 .top img {
  width: 100%;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .top .text {
  position: absolute;
  width: 50%;
  height: 100%;
  left: 0;
  top: 0;
  background: rgba(44, 97, 229, 0.9);
  color: #fff;
  padding: 80px;
}
.ctn1 .top .text .txt p {
  line-height: 1.8;
}
.ctn1 .top .text .txt p:not(:first-child) {
  margin-top: 30px;
}
.ctn1 .top .text ul {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  display: flex;
  padding: 0 80px 80px;
}
.ctn1 .top .text ul li {
  width: 50%;
}
.ctn1 .top .text ul li .nums {
  display: flex;
  align-items: flex-end;
}
.ctn1 .top .text ul li .nums h2 {
  line-height: 1;
}
.ctn1 .top:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn1 .bottom {
  margin-top: 30px;
}
.ctn1 .bottom ul {
  display: flex;
}
.ctn1 .bottom ul li {
  flex: 1;
  overflow: hidden;
}
.ctn1 .bottom ul li img {
  width: 100%;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .bottom ul li:not(:last-child) {
  margin-right: 30px;
}
.ctn1 .bottom ul li:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
@media screen and (max-width: 1600px) {
  .ctn1 .top .text {
    padding: 4vw;
  }
  .ctn1 .top .text .txt p:not(:first-child) {
    margin-top: 1.5vw;
  }
  .ctn1 .top .text ul {
    padding: 0 4vw 4vw;
  }
}
@media screen and (max-width: 1440px) {
  .ctn1 .bottom {
    margin-top: 20px;
  }
  .ctn1 .bottom ul li:not(:last-child) {
    margin-right: 20px;
  }
}
@media screen and (max-width: 768px) {
  .ctn1 .top .text {
    position: relative;
    width: 100%;
    padding: 20px;
  }
  .ctn1 .top .text .txt p {
    line-height: 1.6;
  }
  .ctn1 .top .text .txt p:not(:first-child) {
    margin-top: 14px;
  }
  .ctn1 .top .text ul {
    position: relative;
    padding: 0;
    margin-top: 40px;
  }
  .ctn1 .bottom {
    margin-top: 10px;
  }
  .ctn1 .bottom ul li:not(:last-child) {
    margin-right: 10px;
  }
}