.jump:hover{
  -webkit-animation: jumpp 1s infinite;
  animation: jumpp 1s infinite;
}
@-webkit-keyframes jumpp{
  0% {margin-top: 0px}
  50% {margin-top: 15px}
  100% {margin-top: 0px}
}
.shake:hover{
  animation: shake 0.2s linear 0s infinite alternate;
  /* Firefox: */
  -moz-animation: shake 0.2s linear 0s infinite alternate;
  /* Safari 和 Chrome: */
  -webkit-animation: shake 0.2s linear 0s infinite alternate;
  /* Opera: */
  -o-animation: shake 0.2s linear 0s infinite alternate;
}
@keyframes shake
{
  from {transform: rotate(-5deg);}
  to {transform: rotate(5deg);}
}

.flex-x {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.w-300 {
  height: 300px;
}
.w-400 {
  height: 400px;
}
.v-align {
  position: relative;
  top:50%;
  transform:translateY(-50%);
}

/****************loading**********************/
.loading {
  width: 70px;
  height: 70px;
  position: absolute;
  left: 50%;
  margin-top: 300px;
  margin-left: -35px;
}
.container1 > div, .container2 > div, .container3 > div {
  width: 15px;
  height: 15px;
  background-color: limegreen;
  border-radius: 100%;
  position: absolute;
  -webkit-animation: bouncedelay 1.2s infinite ease-in-out;
  animation: bouncedelay 1.2s infinite ease-in-out;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}
.loading .loading-container {
  position: absolute;
  width: 100%;
  height: 100%;
}
.container2 {
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}
.container3 {
  -webkit-transform: rotateZ(90deg);
  transform: rotateZ(90deg);
}
.circle1 { top: 0; left: 0; }
.circle2 { top: 0; right: 0; }
.circle3 { right: 0; bottom: 0; }
.circle4 { left: 0; bottom: 0; }
.container2 .circle1 {
  -webkit-animation-delay: -1.1s;
  animation-delay: -1.1s;
}
.container3 .circle1 {
  -webkit-animation-delay: -1.0s;
  animation-delay: -1.0s;
}
.container1 .circle2 {
  -webkit-animation-delay: -0.9s;
  animation-delay: -0.9s;
}
.container2 .circle2 {
  -webkit-animation-delay: -0.8s;
  animation-delay: -0.8s;
}
.container3 .circle2 {
  -webkit-animation-delay: -0.7s;
  animation-delay: -0.7s;
}
.container1 .circle3 {
  -webkit-animation-delay: -0.6s;
  animation-delay: -0.6s;
}
.container2 .circle3 {
  -webkit-animation-delay: -0.5s;
  animation-delay: -0.5s;
}
.container3 .circle3 {
  -webkit-animation-delay: -0.4s;
  animation-delay: -0.4s;
}
.container1 .circle4 {
  -webkit-animation-delay: -0.3s;
  animation-delay: -0.3s;
}
.container2 .circle4 {
  -webkit-animation-delay: -0.2s;
  animation-delay: -0.2s;
}
.container3 .circle4 {
  -webkit-animation-delay: -0.1s;
  animation-delay: -0.1s;
}
@-webkit-keyframes bouncedelay {
  0%, 80%, 100% { -webkit-transform: scale(0.0) }
  40% { -webkit-transform: scale(1.0) }
}
@keyframes bouncedelay {
  0%, 80%, 100% {
    transform: scale(0.0);
    -webkit-transform: scale(0.0);
  } 40% {
      transform: scale(1.0);
      -webkit-transform: scale(1.0);
    }
}

/****************button**********************/
button {
  outline: none;
}
/****************contact us**********************/
#contact_fixed {
  position: fixed;
  right: 0;
  top: 70%;
  background-color: #0084ff;
  z-index: 50;
  border-radius: 5px 0 0 5px;
  cursor: pointer;
}
#contact_fixed:hover {
  transform: scale(1.05);
}
/****************下拉框**********************/
.drop-down {
  position: relative;
  z-index: 1;
}
.dropdown-icon {
  border-top: 7px solid white;
  display: inline-block;
  border-right: 5px solid transparent;
  border-left: 5px solid transparent;
  vertical-align: middle;
  margin-left: 3px;
}
.drop-down-content {
  position: absolute;
  left: 0;
  top: 60px;
  opacity: 0;
  visibility: hidden;
  z-index: 1;
  padding-left: 0px;
  background-color: #171e2d;
}
.drop-down-content li {
  float: none;
  width: 100%;
  line-height: normal;
}
.drop-down-content li a {
  line-height: 35px;
  word-break: keep-all;
  white-space: nowrap;
}
.drop-down-content li:hover a {
  background: #0171f8;
}
.drop-down:hover .drop-down-content {
  opacity: 1;
  visibility: visible;
}
.special_content {
  background-color: #0084ff;
  width: 100%;
  color: white;
  margin-top: -10px;
  padding: 10px 20px;
  display: flex;
  flex-wrap: wrap;
}
.special_content_phone {
  width: 80%;
  margin-top: -20px;
  margin-left: 10%;
  padding: 10px;
  display: flex;
  flex-wrap: wrap;
  color: #c4c8d3;
  background-color: #006ace;
  font-size: 14px;
}
.special_content>label {
  line-height: 30px;
  margin-right: 15px;
}
.special_content>label>input {
  height: 17px;
  width: 20px;
  vertical-align: middle;
}