@keyframes dow_arr1 {
  0% {
    opacity: 0;
  }
  24% {
    opacity: 0;
  }
  25% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}
@keyframes dow_arr2 {
  0% {
    opacity: 0;
  }
  49% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}
@keyframes large-s {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.05);
  }
}
.ctn_1 {
  width: 100%;
  overflow: hidden;
  padding: 4rem 0;
}
.ctn_1 .tit {
  color: #222;
  text-align: center;
}
.ctn_1 .tp {
  position: relative;
  margin-top: 3rem;
  background-size: 20%;
  background-position: 31% 68%;
  background-repeat: no-repeat;
}
.ctn_1 .tp li {
  position: relative;
  z-index: 2;
  width: 50%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}
.ctn_1 .tp li .img {
  width: 26%;
  padding-top: 26%;
  border-radius: 100%;
  position: relative;
}
.ctn_1 .tp li .img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.3s;
}
.ctn_1 .tp li .txt {
  width: 70%;
}
.ctn_1 .tp li:nth-child(1) {
  margin-left: 34%;
}
.ctn_1 .tp li:nth-child(2) {
  margin-left: 26%;
}
.ctn_1 .tp li:nth-child(3) {
  margin-left: 34%;
}
.ctn_1 .tp li:hover .img img {
  transform: translate(-50%, -50%) scale(1.1);
}
.ctn_1 .bt {
  position: relative;
  margin-top: 2rem;
  background-size: 20%;
  background-position: 64% 68%;
  background-repeat: no-repeat;
}
.ctn_1 .bt li {
  position: relative;
  z-index: 2;
  width: 50%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}
.ctn_1 .bt li .img {
  order: 3;
  width: 26%;
  padding-top: 26%;
  border-radius: 100%;
  position: relative;
}
.ctn_1 .bt li .img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.ctn_1 .bt li .txt {
  order: 2;
  width: 70%;
}
.ctn_1 .bt li:nth-child(1) {
  margin-left: 10%;
}
.ctn_1 .bt li:nth-child(2) {
  margin-left: 20%;
}
.ctn_1 .bt li:nth-child(3) {
  margin-left: 10%;
}
.ctn_1 .bt li:hover .img img {
  transform: translate(-50%, -50%) scale(1.1);
}
@media screen and (max-width: 768px) {
  .ctn_1 .tp {
    background-image: url(' ') !important;
  }
  .ctn_1 .bt {
    background-image: url(' ') !important;
  }
  .ctn_1 .tp li {
    width: 100%;
    margin-left: 0!important;
  }
  .ctn_1 .bt li {
    width: 100%;
    margin-left: 0!important;
  }
  .ctn_1 .bt li .img {
    order: 1;
  }
  .ctn_1 .bt li .txt {
    order: 2;
  }
}