.contents {
  padding-top: 120px;
}
.mt {
  margin-top: 40px;
}
.contents.voice h3 {
  margin: 40px 0px 0px;
}
.contents.voice h4 {
  font-size: 20px;
  padding-bottom: 10px;
  margin: 40px 0px;
  border-bottom: 1px solid #000000;
  line-height: 28px;
}
.txt p {
  margin-bottom: 1em;
}
.voice .flex {
	align-items: center;
	margin-top: 40px;
}
.voice .flex > div {
	width: 49%;
	padding-top: 20px;
}
  .voice .flex div:nth-child(3){
	text-align: center;
  }
  .voice .flex div:nth-child(3) img{
	width: 80%;    
  }
@media screen and (max-width:768px) {
  .contents {
    padding-top: 60px;
  }
  .txt p {
    margin-bottom: 1em;
    font-size: 15px;
    line-height: 20px;
  }
  .voice .flex > div {
    width: 100%;
  }
	 .voice .flex div:nth-child(3) img{
	width: 100%;    
  }
  .voice .flex div:nth-child(1) {
    order: 1;
  }
  .voice .flex div:nth-child(2) {
    order: 2;
  }
  .voice .flex div:nth-child(3) {
    order: 3;
  }
  .voice .flex div:nth-child(4) {
    order: 4;
  }
}