.blockchain_select{
  margin: auto;
  text-align: center;
}

.blockchain_select_box{
  width: 100%;
  margin-bottom: 32px;
  user-select: none;
  
}
.card{
  display: block;
}

.blockchain_select .left{
  width: 100%;
  height: 200px;
  margin-top: 16px;
  color: #fff;
  line-height: 200px;
  text-align: center;
  background-image: url(../img/blockbchain-orange.png);
  background-size: 100% 100%;
  font-size: 2rem;
  font-weight: bolder;
  cursor: pointer;
  transition: transform 0.3s ease;
}
.blockchain_select .right{
  width: 100%;
  height: 200px;
  margin-top: 16px;
  color: #fff;
  line-height: 200px;
  text-align: center;
  background-image: url(../img/blockbchain-blue.png);
  background-size: 100% 100%;
  font-size: 2rem;
  font-weight: bolder;
  cursor: pointer;
  transition: transform 0.3s ease;
}


.blockchain_select .left:hover {
  transform: scale(1.05);
}
.blockchain_select .right:hover {
  transform: scale(1.05);
}

.blockchain_select .not-login{
  font-size: 16px;
  font-weight: normal;
}
.blockchain_select .not-login a{
  color: #337ab7;
}
.blockchain_select .not-login .rocket{
  margin-right: 3px;
}