.banner_phone {
  width: 200px;
  float: left;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.1);
  height: 190px;
  overflow: hidden;
  text-align: center
}

.banner_wechat {
  width: 200px;
  margin-left: 20px;
  float: left;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.1);
  overflow: hidden;
  height: 190px;
  text-align: center
}

@media (max-width: 992px) {
  .banner_wechat {
    width: 100%;
    height: 180px;
  }

  .banner_phone {
    display: none
  }
}

.headdes {
  font-size: 18px;
  color: #eee;
  margin-bottom: 20px;
}

.hearder2bb-btn {
  padding: 10px 40px;
  color: #ff5722;
  border-radius: 5px;
  background: #ffeb3b;
  font-size: 16px;
}

.hearder2bb-btn:hover {
  background: #eee;
  color: #ff5722;
}

.form-control {
  height: 25px;
  color: #444;
  border: 1px solid #d7d7d7;
  background-color: transparent;
  border-radius: 5px;
  font-size: 16px;
  padding: 5px 10px;
  margin-bottom: 30px;
  width: 160px;
}

.form-control:hover {
  border: 1px solid #ddd;
}

.animated_up_down {
  height: 450px !important;
  animation: up-down 1.5s ease-in-out infinite alternate-reverse both;
}

@-webkit-keyframes up-down {
  0% {
    transform: translateY(10px);
  }

  100% {
    transform: translateY(-10px);
  }
}

@keyframes up-down {
  0% {
    transform: translateY(10px);
  }

  100% {
    transform: translateY(-10px);
  }
}