.page-wrap {
  width: 100%;
}

.page-content {
  width: 1200px;
  height: 900px;
  margin-left: 50%;
  transform: translateX(-50%);
  margin-top: 101px;
}

.content-left {
  float: left;
}

.logo {
  width: 195px;
}

.logo-text {
  width: 480px;
  color: #333333;
  font-size: 36px;
  font-family: Arial;
  font-weight: bold;
  margin-top: 48px;
}

.down-wrap {
  position: relative;
  width: 200px;
  height: 60px;
  background: url("../images/down_load_btn.png") no-repeat;
  background-size: 100% 100%;
  margin-top: 24px;
}

.download-btn {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%
}

.right {
  float: right;
}

.right-img {
  width: 819px;
  margin-right: -200px;
  margin-top: -150px;
}

.page-bottom {
  width: 100%;
  height: 260px;
  color: #FFFFFF;
  font-size: 18px;
  background: #333333;
  padding: 48px 120px 0 120px;
}

.about-title{
  font-size: 26px;
  font-family: PingFangSC-Medium;
  color: #ffffff;
}

.about-content{
  display: flex;
  margin-top: 20px;
}

.content{
  color: rgba(255,255,255,.6);
  font-size: 16px;
}

.content1{
  margin-right: 40px;
}


::-webkit-input-placeholder {
  /* WebKit, Blink, Edge */
  color: #CCCCCC;
  font-size: 16px;
  font-family: PingFangSC;
}

:-moz-placeholder {
  /* Mozilla Firefox 4 to 18 */
  color: #CCCCCC;
  font-size: 16px;
  font-family: PingFangSC;
}

::-moz-placeholder {
  /* Mozilla Firefox 19+ */
  color: #CCCCCC;
  font-size: 16px;
  font-family: PingFangSC;
}

:-ms-input-placeholder {
  /* Internet Explorer 10-11 */
  color: #CCCCCC;
  font-size: 16px;
  font-family: PingFangSC;
}