html, body {
  width: 100%;
  height: 100%;
  min-height: 100%;
  background: #e6e6e6;
}
.box{
  width: 100%;
  min-height: 100%;
  background: #e6e6e6;
}
img{

  width: 100%;
  margin-top: 60px;
  /* float: left; */
  /* max-height: 168px; */
}
img:nth-child(2) {
  width: calc(100% - 112px);
  margin-left: 56px;
}
img:nth-child(3) {
  width: calc(100% - 112px);
  margin-left: 56px;
  padding-bottom: 30px;
}