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#8b4513;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;background-color:#fff;color:#8b4513;font-size:20px;font-weight:700;box-shadow:0 2px 8px #0000001a}.pc-tutorial-arrow:hover{background-color:#8b4513;color:#fff;transform:scale(1.1)}.pc-left-arrow{margin-right:30px}.pc-right-arrow{margin-left:30px}.pc-tutorial-complete{display:flex;flex-direction:column;align-items:center;margin-top:40px;padding-top:20px;border-top:1px solid #e0e0e0;gap:20px}.pc-read-tutorial-btn{padding:14px 32px;border:2px solid #8b4513;color:#8b4513;font-size:16px;font-weight:600;cursor:pointer;border-radius:8px;background-color:#fff}.pc-read-tutorial-btn:hover{background-color:#8b4513;border-color:#8b4513;color:#fff}.pc-top-bar{display:flex;gap:10px;padding:12px 16px;background:#fff;align-items:center;flex-shrink:0}.pc-top-bar-left{display:flex;gap:10px}.pc-task-info{flex:1;display:flex;align-items:center;justify-content:space-between;margin:0 16px;padding:6px 16px;background:#f5f5f5;border:1px solid #e0e0e0;border-radius:8px;min-width:0}.pc-task-title{font-size:15px;color:#555;white-space:nowrap}.pc-task-progress{font-size:15px;color:#555;white-space:nowrap;margin-left:16px}.pc-timer{font-size:15px;font-weight:600;color:#333;background:#f5f5f5;border:1px solid #e0e0e0;border-radius:8px;padding:6px 14px;letter-spacing:.04em;font-variant-numeric:tabular-nums}.pc-show-instructions-btn{border:2px solid #ff7a45!important;background-color:transparent!important;color:#ff7a45!important;font-size:14px!important;transition:all .3s ease!important}.pc-show-instructions-btn:hover{background-color:#ff7a45!important;color:#fff!important}.pc-show-tutorial-btn{border:2px solid #8b4513!important;background-color:transparent!important;color:#8b4513!important;font-size:14px!important;transition:all .3s ease!important}.pc-show-tutorial-btn:hover{background-color:#8b4513!important;color:#fff!important}.highlight{font-weight:700}.next_btn{position:fixed;bottom:30px;right:30px}.instruction{background-color:#fffaed;padding:10px 10px 10px 15px;color:#271600}.ant-progress{height:12px;overflow:hidden;position:fixed;left:0;top:-8px;display:none}.clearfix:after{clear:both;content:"";display:block;height:0}.navigation-bar{font-family:Lato,sans-serif;background-color:#fff;padding:0 20px;z-index:1000;box-sizing:border-box}.arrow-steps{width:100%;display:flex;flex-wrap:nowrap;overflow:hidden}.arrow-steps .step{font-size:14px;text-align:center;color:#666;cursor:default;margin:0 1px;padding:10px 5px;flex:1;position:relative;background-color:#ededed;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;transition:background-color .2s ease;min-width:0;height:36px;box-sizing:border-box}.arrow-steps .step:after,.arrow-steps .step:before{content:" ";position:absolute;top:0;right:-16px;width:0;height:0;border-top:18px solid transparent;border-bottom:18px solid transparent;border-left:16px solid #EDEDED;z-index:2;transition:border-color .2s ease}.arrow-steps .step:before{right:auto;left:0;border-left:16px solid #fff;z-index:0}.arrow-steps .step:first-child:before{border:none}.arrow-steps .step:first-child{border-top-left-radius:4px;border-bottom-left-radius:4px}.arrow-steps .step.current{color:#fff;background-color:#559ec3}.arrow-steps .step.current:after{border-left:16px solid #559EC3}.arrow-steps .step.done{color:#333;background-color:#ceeff5}.arrow-steps .step.done:after{border-left:16px solid #CEEFF5}.ant-radio-wrapper{font-size:14.5px}.modal_btn{margin-top:30px;display:flex;justify-content:center}.ant-spin-dot-item{background:#722ed1!important}.yinying{box-shadow:0 5px 20px #0006}.ant-checkbox-wrapper{font-size:16px!important}