.about-container {
  position: relative;
  box-sizing: border-box;
  width: 100%;
  min-width: 1260px;
  background: #f5f5f7;
}
.about-container::before {
  position: absolute;
  top: 0;
  left: 0;
  content: "";
  width: 100%;
  height: 520px;
  background: url("../images/about/about-banner.jpg") no-repeat center top;
}
.about-wrapper {
  position: relative;
  z-index: 6;
  min-height: calc(100vh - 200px);
  padding-bottom: 20px;
}

.about-header {
  height: 100px;
  display: flex;
  align-items: center;
}
.about-header a{
 display: block;
 height: 40px;
	margin: 0;
	padding: 0;
}
.about-header .title {
  font-size: 16px;
  line-height: 20px;
  color: #000000;
  padding-left: 30px;
}
.about-wrapper .banner-title {
  font-size: 80px;
  font-weight: 500;
  line-height: 100px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  text-align: center;
}

/* 公司介绍 */
.about-wrapper .intro-wrapper {
  position: relative;
  width: 100%;
  background: #ffffff;
  margin-top: 26px;
  z-index: 1;
  min-height: calc(100vh - 426px);
}
.about-wrapper .intro-wrapper .intro-watermark {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
}
.about-wrapper .intro-wrapper .watermark-text {
  position: absolute;
  top: 90px;
  left: 100px;
  font-size: 60px;
  font-weight: bold;
  line-height: 1.8;
  color: rgba(51, 51, 51, 0.1);
}
.about-wrapper .intro-wrapper .watermark-symbol {
  position: absolute;
  top: 168px;
  left: 100px;
  font-size: 64px;
  font-weight: bold;
  line-height: 1.8;
  color: rgba(51, 51, 51, 0.2);
  width: 628px;
  display: flex;
  justify-content: space-between;
}
.about-wrapper .intro-wrapper .watermark-symbol::before {
  content: "“";
}
.about-wrapper .intro-wrapper .watermark-symbol::after {
  content: "”";
}

.about-wrapper .intro-wrapper .intro-title {
  font-size: 18px;
  line-height: 1.8;
  color: #333333;
  padding: 89px 0 0 100px;
}
.about-wrapper .intro-wrapper .intro-content {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.8;
  color: #333333;
  padding: 96px 0;
}
.about-wrapper .intro-wrapper .intro-content .intro-content-strong {
  font-size: 16px;
  font-weight: bold;
}

/* 联系 */
.contact-wrapper {
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
}
.contact-wrapper .contact-item {
  box-sizing: border-box;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 300px;
  height: 220px;
  background: #ffffff;
  padding-top: 44px;
}
.contact-wrapper .contact-item .item-title {
  font-size: 14px;
  line-height: 24px;
  color: #999999;
  padding-top: 18px;
  opacity: 1;
  visibility: visible;
}
.contact-wrapper .contact-item .item-num {
  font-size: 18px;
  line-height: 32px;
  font-weight: bold;
  color: #333333;
  padding-top: 4px;
  opacity: 1;
  visibility: visible;
}
.contact-wrapper .contact-item .qq-link {
  position: absolute;
  top: 134px;
  left: 70px;
  z-index: -1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 40px;
  border-radius: 30px;
  background: #ecf3ff;
  font-size: 15px;
  color: #236ee7;
}
.contact-wrapper .contact-item.qq-item:hover .item-title {
  opacity: 0;
  visibility: hidden;
}
.contact-wrapper .contact-item.qq-item:hover .item-num {
  opacity: 0;
  visibility: hidden;
}
.contact-wrapper .contact-item.qq-item:hover .qq-link {
  z-index: 2;
}

/* 反馈 */
.feedback-wrapper {
  box-sizing: border-box;
  background: #ffffff;
  padding: 33px 218px 0;
}
.feedback-wrapper .feedback-title {
  font-size: 24px;
  line-height: 40px;
  color: #333333;
}
.feedback-wrapper .feedback-form {
  display: flex;
  flex-direction: column;
}
.feedback-wrapper textarea::placeholder,
.feedback-wrapper input::placeholder {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(51, 51, 51, 0.45);
}
.feedback-wrapper .feedback-textarea {
  box-sizing: border-box;
  border: none;
  outline: none;
  resize: none;
  width: 100%;
  height: 132px;
  line-height: 1.8;
  padding: 8px 12px;
  margin-top: 20px;
  color: #333333;
  background: rgba(0, 0, 0, 0.05);
}
.feedback-wrapper .feedback-input {
  box-sizing: border-box;
  border: none;
  outline: none;
  display: flex;
  align-items: center;
  width: 100%;
  height: 45px;
  padding: 8px 12px;
  color: #333333;
  background: rgba(0, 0, 0, 0.05);
}
.feedback-wrapper .feedback-btn {
  border: none;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 44px;
  background: #007aff;
  font-size: 15px;
  color: #ffffff;
  margin-top: 20px;
  cursor: pointer;
}

/* ********** 用户协议 ********** */
.protocol-container {
  width: 100%;
  min-width: 1260px;
  min-height: calc(100vh - 250px);
  background: #f5f5f7;
  padding-bottom: 20px;
}
.protocol-header {
  height: 100px;
  display: flex;
  align-items: center;
}
.protocol-header .title {
  font-size: 16px;
  line-height: 20px;
  color: #3d3d3d;
  padding-left: 30px;
}
.protocol-content {
  box-sizing: border-box;
  background: #ffffff;
  padding: 80px 100px;
}
.protocol-content .title {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  width: 100%;
  height: 82px;
  background: #fff6eb;
  font-size: 24px;
  line-height: 1;
  color: #333333;
  padding-left: 20px;
}
.protocol-details {
  font-size: 14px;
  line-height: 2;
  font-weight: 400;
  color: #333333;
  padding-top: 50px;
}
.protocol-content .protocol-details .details-title {
  font-weight: 700;
  color: #333333;
  padding-top: 30px;
}
.protocol-content .protocol-details .details-list {
  color: rgba(51, 51, 51, 0.7);
  padding-left: 38px;
}

/* 反馈提示Dialog */
#dialogWrapper {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}
#dialogWrapper .dialog-content {
  width: 320px;
  padding: 30px 40px;
  border: 1px solid #ddd;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
}
#dialogWrapper .dialog-content .dialog-desc {
  color: #333;
  font-size: 15px;
  font-weight: bold;
  line-height: 30px;
  text-align: center;
}
#dialogWrapper .dialog-content .dialog-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 32px;
  font-size: 14px;
  color: #333333;
  border: 1px solid #dddddd;
  margin-top: 20px;
}
#dialogWrapper .dialog-content .dialog-btn:hover {
  background: #eeeeee;
}