#components-back-top-demo-custom .ant-back-top[data-v-4e08bb26]{bottom:228px;right:auto}#components-back-top-demo-custom .ant-back-top-inner[data-v-4e08bb26]{height:34px;width:34px;line-height:34px;border-radius:50%;color:#fff;text-align:center;font-size:20px}.footer-buttons{position:fixed;bottom:3.6rem;right:6.6rem;z-index:888}.footer-buttons .chat-icon-container,.footer-buttons .feedback-icon-container,.footer-buttons .gitee-icon-container,.footer-buttons .github-icon-container{border-radius:50%;width:34px;height:34px;text-align:center;cursor:pointer}.footer-buttons .chat-icon-container i,.footer-buttons .feedback-icon-container i,.footer-buttons .gitee-icon-container i,.footer-buttons .github-icon-container i{line-height:34px;color:#fff}.footer-buttons .chat-icon-container,.footer-buttons .gitee-icon-container,.footer-buttons .github-icon-container{margin-top:10px}#about-index .header{position:fixed;width:100%;z-index:999;background:#fff;border-bottom:1px solid rgba(0,0,0,.12941176470588237)}#about-index .about_content{margin-top:64px}#about-index .ant-layout-content,#about-index .ant-layout-header{display:flex;align-items:center;justify-content:center}#about-index .ant-layout-header{background:#fff;height:auto;line-height:2.3}#about-index .mission{padding:30px 30px;box-sizing:border-box}#about-index .mission .title{font-size:32px;font-weight:700}#about-index .mission .sub{margin:10px 0;font-size:16px;color:#999}