@charset "utf-8";
body {
  max-width: 750px;
  margin: 0 auto;
  font-size: 0.3rem;
}
.list-img {
  font-size: 0;
  line-height: 0;
}
.list-img img {
  width: 100%;
}
.bg {
  min-height: 100px;
  background: repeat-y;
  background-size: 100% 100%;
}
.btn-group-container {
  position: relative;
}
.btn-group {
  position: absolute;
  top: 0.6rem;
  left: 5%;
  width: 90%;
}
.btn-group .item {
  display: flex;
  justify-content: center;
}
.btn-group .btn {
  height: 0.8rem;
  margin: 0.2rem 0;
}
.btn-group .btn img {
  height: 100%;
}
.btn-group .abcdef {
  -webkit-animation: urgentlystrong 0.5s infinite;
  animation: urgentlystrong 0.5s infinite;
}
@-webkit-keyframes urgentlystrong {
  from {
    transform: scale(1);
  }
  50% {
    transform: scale(0.9);
  }
  to {
    transform: scale(1);
  }
}
@keyframes urgentlystrong {
  from {
    transform: scale(1);
  }
  50% {
    transform: scale(0.9);
  }
  to {
    transform: scale(1);
  }
}