body {
  font-size: 16px;
  min-width: 12.24rem;
}

html {
  font-size: 100px !important;
}

.dy-main {
  background-color: #f8f8f8;
  font-family: microsoft yahei;
  font-weight: 400;
  min-width: 12.24rem;
}

.dy-main .main-font {
  font-size: 100px;
}

.dy-main .main-font .dy-section1 {
  background-color: #2f3438;
  background-image: ;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  height: 9.95rem;
}

.dy-main .main-font .dy-top {
  padding-top: 1.58rem;
  padding-left: 2.19rem;
  margin: 0 auto;
  position: relative;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.dy-main .main-font .dy-top__logo {
  width: 2.28rem;
  margin-bottom: 0.24rem;
  display: block;
}

.dy-main .main-font .dy-top__title {
  font-size: 0.75rem;
  font-family: hggtzh;
  font-weight: 400;
  color: #ffffff;
  line-height: 1;
  padding-bottom: 0.32rem;
}

.dy-main .main-font .dy-top__subtitle {
  font-size: 0.32rem;
  font-family: pingfang sc;
  font-weight: 400;
  color: #f7fbfe;
  opacity: 0.7;
  padding-bottom: 0.62rem;
}

.dy-main .main-font .dy-top .message .message-form {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  display: inline-block;
  background: #e9e9e9;
  border-radius: 0.1rem;
  padding: 0.22rem 0.23rem 0.18rem 0.22rem;
  margin-bottom: 0.45rem;
}

.dy-main .main-font .dy-top .message .form-title {
  font-size: 0.22rem;
  font-family: pingfang sc;
  font-weight: bold;
  color: #777777;
  line-height: 1;
  padding-bottom: 0.17rem;
}

.dy-main .main-font .dy-top .message .form-data {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}

.dy-main .main-font .dy-top .message .form-data .form-input {
  height: 0.37rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  margin-bottom: 0.07rem;
  border-radius: 0.15rem;
}

.dy-main .main-font .dy-top .message .form-data .form-input__label {
  -webkit-box-flex: 0;
  -webkit-flex: 0 0 0.98rem;
  -ms-flex: 0 0 0.98rem;
  flex: 0 0 0.98rem;
  text-align: center;
  font-size: 0.18rem;
  height: 0.56rem;
  line-height: 0.56rem;
  font-family: microsoft yahei;
  font-weight: 400;
  color: #333333;
  background-color: #e4dffe;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.dy-main .main-font .dy-top .message .form-data .form-input input {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.2rem;
  padding-left: 0.15rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  height: 0.37rem;
  line-height: 0.37rem;
  border: 0.02rem solid #e5e5e5;
}

.dy-main .main-font .dy-top .message .form-data .form-input input:foucs {
  border: none;
  outline: none;
}

.dy-main .main-font .dy-top .message .form-data .form-input input::-webkit-input-placeholder {
  /* edge */
  color: #c6c6c6;
}

.dy-main .main-font .dy-top .message .form-data .form-input input:-ms-input-placeholder {
  /* internet explorer 10-11 */
  color: #c6c6c6;
}

.dy-main .main-font .dy-top .message .form-data .form-input input:-moz-input-placeholder {
  color: #c6c6c6;
}

.dy-main .main-font .dy-top .message .form-data .form-input input::placeholder {
  color: #c6c6c6;
}

.dy-main .main-font .dy-top .submit-bottom {
  width: 3.05rem;
  height: 0.6rem;
  line-height: 0.6rem;
  text-align: center;
  background: #195eff;
  border-radius: 10px;
  font-size: 0.29rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #fafafa;
  cursor: pointer;
}

@-webkit-keyframes heartbeat {
  0% {
    -webkit-transform: scale(0.8, 0.8);
    transform: scale(0.8, 0.8);
    opacity: 1;
  }
  25% {
    -webkit-transform: scale(1, 1);
    transform: scale(1, 1);
    opacity: 0.8;
  }
  100% {
    -webkit-transform: scale(0.8, 0.8);
    transform: scale(0.8, 0.8);
    opacity: 1;
  }
}

@keyframes heartbeat {
  0% {
    -webkit-transform: scale(0.8, 0.8);
    transform: scale(0.8, 0.8);
    opacity: 1;
  }
  25% {
    -webkit-transform: scale(1, 1);
    transform: scale(1, 1);
    opacity: 0.8;
  }
  100% {
    -webkit-transform: scale(0.8, 0.8);
    transform: scale(0.8, 0.8);
    opacity: 1;
  }
}

@-webkit-keyframes rubberband {
  0% {
    -webkit-transform: scalex(1);
    transform: scalex(1);
  }
  30% {
    -webkit-transform: scale3d(1.25, 0.75, 1);
    transform: scale3d(1.25, 0.75, 1);
  }
  40% {
    -webkit-transform: scale3d(0.75, 1.25, 1);
    transform: scale3d(0.75, 1.25, 1);
  }
  50% {
    -webkit-transform: scale3d(1.15, 0.85, 1);
    transform: scale3d(1.15, 0.85, 1);
  }
  65% {
    -webkit-transform: scale3d(0.95, 1.05, 1);
    transform: scale3d(0.95, 1.05, 1);
  }
  75% {
    -webkit-transform: scale3d(1.05, 0.95, 1);
    transform: scale3d(1.05, 0.95, 1);
  }
  to {
    -webkit-transform: scalex(1);
    transform: scalex(1);
  }
}

@keyframes rubberband {
  0% {
    -webkit-transform: scalex(1);
    transform: scalex(1);
  }
  30% {
    -webkit-transform: scale3d(1.25, 0.75, 1);
    transform: scale3d(1.25, 0.75, 1);
  }
  40% {
    -webkit-transform: scale3d(0.75, 1.25, 1);
    transform: scale3d(0.75, 1.25, 1);
  }
  50% {
    -webkit-transform: scale3d(1.15, 0.85, 1);
    transform: scale3d(1.15, 0.85, 1);
  }
  65% {
    -webkit-transform: scale3d(0.95, 1.05, 1);
    transform: scale3d(0.95, 1.05, 1);
  }
  75% {
    -webkit-transform: scale3d(1.05, 0.95, 1);
    transform: scale3d(1.05, 0.95, 1);
  }
  to {
    -webkit-transform: scalex(1);
    transform: scalex(1);
  }
}

.video-wrapper {
  visibility: hidden;
  position: fixed;
  text-align: center;
  top: 0;
  width: 100%;
  height: 100%;
  padding-top: 220px;
}

.video-wrapper::before {
  content: "";
  position: absolute;
  display: block;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
  z-index: -1;
}

.video-wrapper video {
  width: 800px;
}

.video-wrapper .close {
  margin: 20px auto 0;
  position: absolute;
  top: 1.4rem;
  left: 50%;
  -webkit-transform: translatex(400px);
  -ms-transform: translatex(400px);
  transform: translatex(400px);
  width: 50px;
  height: 50px;
  line-height: 43px;
  font-size: 50px;
  color: #fff;
  text-align: center;
  border: 2px solid #fff;
  border-radius: 50px;
  cursor: pointer;
}

.dy-video {
  padding: 0.93rem 0.1rem;
  margin: 0 auto;
  text-align: center;
  background-color: #f8f8f8;
}

.dy-video .video-title {
  font-size: 0.45rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #333333;
  padding-bottom: 0.24rem;
}

.dy-video .video-subtitle {
  font-size: 0.25rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #919191;
  padding-bottom: 0.55rem;
}

.dy-video .video-area {
  font-size: 0.25rem;
  padding: 0.26rem 0.22rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #919191;
  margin-bottom: 0.7rem;
  background: #ffffff;
  box-shadow: 0px 0.15rem 0.21rem 0px rgba(0, 0, 0, 0.15);
  border-radius: 0.1rem;
  display: inline-block;
}

.dy-video .video-area__bg {
  width: 9.36rem;
  height: 4.84rem;
  cursor: pointer;
  background-image: ;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.dy-video .video-notice {
  font-size: 0.22rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #999999;
  line-height: 0.33rem;
}

.dy-ys {
  padding: 1.13rem 0.2rem 0;
  background-color: #1e1f23;
}

.dy-ys .ys-title {
  font-size: 0.45rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #ffffff;
  padding-bottom: 0.26rem;
  text-align: center;
}

.dy-ys .ys-subtitle {
  padding-bottom: 0.74rem;
  font-size: 0.2rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #919191;
  text-align: center;
}

.dy-ys .ys-tab {
  display: flex;
  justify-content: center;
}

.dy-ys .ys-tab__item {
  width: 3.95rem;
  height: 1.3rem;
  text-align: center;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin: 0 0.04rem;
}

.dy-ys .ys-tab__item:first-of-type {
  border-radius: 0.1rem 0px 0px 0.1rem;
}

.dy-ys .ys-tab__item:last-of-type {
  border-radius: 0px 0.1rem 0.1rem 0px;
}

.dy-ys .ys-tab__item--text {
  font-size: 0.3rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #1e1f23;
}

.dy-ys .ys-tab__item--sort {
  font-size: 0.45rem;
  font-family: helvetica condensed;
  font-weight: bold;
  color: #bdbdbd;
  padding-right: 0.14rem;
}

.dy-ys .ys-tab__item.active {
  background: #195eff;
}

.dy-ys .ys-tab__item.active .ys-tab__item--sort {
  color: #7fa5ff;
}

.dy-ys .ys-tab__item.active .ys-tab__item--text {
  color: #fff;
}

.dy-ys .ys-list {
  margin: 0 auto;
  width: 12.09rem;
}

.dy-ys .ys-list .ys-list__item {
  display: flex;
  justify-content: space-between;
  display: none;
  opacity: 0;
}

.dy-ys .ys-list .ys-list__item.selected {
  opacity: 1;
  -webkit-transition: all 0.5s;
  -o-transition: all 0.5s;
  transition: all 0.5s;
  display: flex;
}

.dy-ys .ys-list .list-content {
  padding-left: 0.45rem;
}

.dy-ys .ys-list .list-content__title {
  font-size: 0.4rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #f7fbfe;
  line-height: 0.5rem;
  padding-top: 1.74rem;
}

.dy-ys .ys-list .list-content__subtitle {
  font-size: 0.4rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #f7fbfe;
  line-height: 0.5rem;
}

.dy-ys .ys-list .list-content__des {
  padding-top: 0.4rem;
  font-size: 0.2rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #f7fbfe;
  line-height: 0.28rem;
}

.dy-more {
  padding: 0.91rem 0 0 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  margin: 0 auto;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  background-color: #272b2e;
  align-items: center;
  justify-content: center;
}

.dy-more .wx-code__img {
  width: 1.14rem;
}

.dy-more .wx-code {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  padding-left: 0.4rem;
}

.dy-more .wx-code__text {
  font-size: 0.31rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #f7fbfe;
  padding-bottom: 0.27rem;
}

.dy-more a {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  text-align: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.dy-more__icon {
  width: 0.48rem;
  margin-right: 0.1rem;
  cursor: pointer;
}

.dy-more__text {
  font-size: 0.16rem;
  font-family: pingfang sc;
  font-weight: 400;
  color: #ffffff;
  padding-right: 0.16rem;
  cursor: pointer;
}

.dy-more__btn {
  display: block;
  width: 2.73rem;
  height: 0.5rem;
  line-height: 0.5rem;
  background: #195eff;
  border-radius: 0.1rem;
  text-align: center;
  -webkit-animation: heartbeat 1s infinite;
  animation: heartbeat 1s infinite;
  font-size: 0.21rem;
  font-family: alibaba puhuiti 2;
  font-weight: normal;
  color: #f7fbfe;
}

.dy-aside {
  position: fixed;
  z-index: 2;
  right: 0;
  top: 2.6rem;
  border-top-left-radius: 0.1rem;
  border-bottom-left-radius: 0.1rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
  background-color: #fff;
  text-align: center;
  border-radius: 0.1rem;
  align-items: center;
}

.dy-aside__top {
  background-color: #195eff;
  padding: 0.24rem 0.26rem 0;
  box-shadow: 0px 0.06rem 0.13rem 0px rgba(0, 0, 0, 0.05);
  border-top-left-radius: 0.1rem;
  border-top-right-radius: 0.1rem;
}

.dy-aside__totop {
  font-size: 0.16rem;
  font-family: microsoft yahei;
  font-weight: 400;
  color: #1e1f23;
  padding-bottom: 0.2rem;
  cursor: pointer;
}

.dy-aside__a {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  height: 1.1rem;
  font-size: 0.14rem;
  text-align: center;
  padding-top: 0.56rem;
  text-align: center;
}

.dy-aside__a-text {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  padding-top: 0.17rem;
  padding-bottom: 0.2rem;
  font-size: 0.16rem;
  font-family: microsoft yahei;
  font-weight: 400;
  color: #ffffff;
  line-height: 0.24rem;
}

.dy-aside__a--code {
  display: block;
  width: 1.08rem;
  color: #fff;
  background-image: ;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  padding-top: 0;
}

.dy-aside .dy-aside__qq {
  position: relative;
  background-image: ;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  width: 0.34rem;
  height: 0.4rem;
  display: inline-block;
  margin-top: 0.25rem;
  margin-bottom: 0.14rem;
}

@media screen and (max-width: 750px) {
  header,
  footer {
    display: none;
  }
  .bi-main {
    padding-top: 0;
  }
}

.alert {
  padding: 15px;
  margin-bottom: 20px;
  border: 1px solid transparent;
  border-radius: 4px;
  text-align: center;
  font-size: 18px;
}

.alert-success {
  color: #3c763d;
  background-color: #dff0d8;
  border-color: #d6e9c6;
}

.alert-message-success {
  position: fixed;
  top: 10px;
  width: 300px;
  right: calc(50% - 150px);
  z-index: 1000;
}

.alert-message-danger {
  position: fixed;
  top: 100px;
  width: 300px;
  right: calc(50% - 150px);
  z-index: 1000;
  background-color: #fef0f0;
  border-color: #fde2e2;
  color: #f56c6c;
}

@media screen and (max-width: 1600px) {
  .dy-main .main-font .dy-top__title {
    font-size: 0.6rem;
  }
  .dy-main .main-font .dy-top__subtitle {
    font-size: 0.3rem;
  }
}