.container .waku {
  position: relative;
  width: 300px;
  height: 400px;
  margin: 30px;
}

.container .waku .image {
  position: relative;
  width: 95%;
  height: 95%;
  background-size: cover;
  background-position: center;
  transform: translate(10px, 10px);
}

.container .waku:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 25px solid #fff;
  z-index: 1;
  filter: url(#wavy1);
  pointer-events:none;
  background: linear-gradient(145deg, #ffffff, #d4af37);
  box-shadow: 7px 7px 21px #d4af37, -7px -7px 21px #ffffff;
  background: transparent;
}

.oshare-waku::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 95%;
    height: 100%;
    filter: url(#wavy1);
    z-index: 1;
    border: 25px solid #fff;
    background: linear-gradient(145deg, #ffffff, #d4af37);
    box-shadow: 7px 7px 21px #d4af37, -7px -7px 21px #ffffff;
    background: transparent;
}

.oshare-waku img {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 10px 0px 0px;
    height: 100%;
    width: 95%;
    transform: translateZ(0)
}

.image1 {
  background-image: url("../img/course-1-2.jpg");
}

.image2 {
  background-image: url("../img/course-3.jpg");
}

.image3 {
  background-image: url("../img/concept1.jpg");
}

svg {
  width: 0;
  height: 0;
}

.container .waku .info {
  position: absolute;
  top: 0;
  left: 0;
  width: 95%;
  height: 95%;
  padding: 50px 30px 30px 30px;
  transform: translate3d(10px, 10px, 0);
  text-align: center;
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
  line-height: 1.4;
  font-size: 20px;
}

.info .contents {
  opacity: 0;
  transition-duration: 1s;
}

.color-gold {
  color: #d4af37;
}

.waku:hover .info .contents {
  opacity: 1 !important;
}

.waku:hover {
  transform: scale(1.15, 1.15) !important;
  transition-duration: 1s;
}