.contents-wrap {
  width: 100%;
  background-color: #f5f5f5;
  display: flex;
  flex-flow: column;
  align-items: center;
}
.btn-wrap {
  position: relative;
}
.btn-wrap.space {
  padding-bottom: 37%;
  background-color: #fff;
}
.btn-a {
  -webkit-transition: -webkit-transform all 0.4s;
  position: absolute;
  top: 64.5%;
  left: 0%;
  z-index: 1;
  opacity: 1;
  transform: scale(1);
  transition: all 0.5s 0s ease;
}
.btn-a:active {
  opacity: 0.5;
  transform: scale(1.025);
}
.btn-b {
  -webkit-transition: -webkit-transform all 0.4s;
  position: absolute;
  top: 80.5%;
  left: 0%;
  z-index: 1;
  opacity: 1;
  transform: scale(1);
  transition: all 0.5s 0s ease;
}
.btn-b:active {
  opacity: 0.5;
  transform: scale(1.025);
}
.btn-c {
  -webkit-transition: -webkit-transform all 0.4s;
  position: absolute;
  top: 77%;
  left: 0%;
  z-index: 1;
  opacity: 1;
  transform: scale(1);
  transition: all 0.5s 0s ease;
}
.btn-c:active {
  opacity: 0.5;
  transform: scale(1.025);
}
.btn-d {
  -webkit-transition: -webkit-transform all 0.4s;
  background-color: #fff;
  opacity: 1;
  transform: scale(1);
  transition: all 0.5s 0s ease;
}
.btn-d:active {
  opacity: 0.5;
  transform: scale(1.025);
}
.img {
  width: 100%;
  max-width: 750px;
  margin-bottom: -0.5px;
}
.gif-wrap {
  background-color: #fff;
  width: 100%;
  height: 30%;
}
.gif {
  width: 60%;
  margin-left: 20%;
  margin-top: 25px;
  margin-bottom: 25px;
}
.btn-space {
  background-color: #fff;
  padding-bottom: 37%;
}
.fixed-btn {
  position: fixed;
  bottom: 0%;
  z-index: 2;
  opacity: 1;
  animation: jump 10s ease-in-out 1s normal;
}
.fixed-wrap {
  left: 0%;
}
.fixed-img {
  width: 100%;
  opacity: 1;
  translateZ: 0;
  transition: all 0.5s 0s ease;
}
.fixed-img:active {
  opacity: 0.5;
}
@media only screen and (min-width: 600px) {
  .fixed-img {
    width: 50%;
  }
  .btn-space {
    padding-bottom: 19%;
  }
}
@-moz-keyframes jump {
  0% {
    bottom: 0%;
  }
  10% {
    bottom: -1%;
  }
  11% {
    bottom: -3%;
  }
  12% {
    bottom: 1%;
  }
  13% {
    bottom: 3%;
  }
  14% {
    bottom: 0%;
  }
  15% {
    bottom: 1%;
  }
  16% {
    bottom: 3%;
  }
  17% {
    bottom: 0%;
  }
  100% {
    bottom: 0%;
  }
}
@-webkit-keyframes jump {
  0% {
    bottom: 0%;
  }
  10% {
    bottom: -1%;
  }
  11% {
    bottom: -3%;
  }
  12% {
    bottom: 1%;
  }
  13% {
    bottom: 3%;
  }
  14% {
    bottom: 0%;
  }
  15% {
    bottom: 1%;
  }
  16% {
    bottom: 3%;
  }
  17% {
    bottom: 0%;
  }
  100% {
    bottom: 0%;
  }
}
@-o-keyframes jump {
  0% {
    bottom: 0%;
  }
  10% {
    bottom: -1%;
  }
  11% {
    bottom: -3%;
  }
  12% {
    bottom: 1%;
  }
  13% {
    bottom: 3%;
  }
  14% {
    bottom: 0%;
  }
  15% {
    bottom: 1%;
  }
  16% {
    bottom: 3%;
  }
  17% {
    bottom: 0%;
  }
  100% {
    bottom: 0%;
  }
}
@keyframes jump {
  0% {
    bottom: 0%;
  }
  10% {
    bottom: -1%;
  }
  11% {
    bottom: -3%;
  }
  12% {
    bottom: 1%;
  }
  13% {
    bottom: 3%;
  }
  14% {
    bottom: 0%;
  }
  15% {
    bottom: 1%;
  }
  16% {
    bottom: 3%;
  }
  17% {
    bottom: 0%;
  }
  100% {
    bottom: 0%;
  }
}