.course_preview_center{width:100%;height:100%;background-image:url(../img/preview_bg.84d3a0a4.png);background-repeat:no-repeat;background-size:cover;background-position:50%}.accountpanel_logo{position:fixed;top:40px;left:40px;height:41px}.course_preview_main{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:560px;height:198px;background-color:#fff;border-radius:4px;overflow:hidden}.form_head{padding-left:16px;display:flex;align-items:center;height:50px;background-image:linear-gradient(94deg,#ff366f,#e74362)}.form_head .form_img{width:26px}.form_head .form_head_content{padding-left:10px}.form_head .title{margin-bottom:2px}.form_body{padding-left:24px;display:flex;flex-direction:column;padding-top:30px}.form_body label{margin-bottom:8px}.form_body .form_body_inner{display:flex;align-items:center}.form_body .codeInput{background:#fff;border:1px solid #d9d9d9;border-radius:4px;width:439px;height:32px;text-indent:1em;font-size:14px}.form_body .code_btn{margin-left:12px;width:60px;height:32px;border-radius:4px;background:#e74362;border:none;outline:none;font-size:14px;color:#fff;letter-spacing:0}.error-tips{background-repeat:no-repeat;background-position:0;background-size:12px 12px;background-image:url(data:image/png;base64,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);padding-left:16px;margin-top:8px;font-size:12px;color:#ff0031;letter-spacing:0}