.risk-watermarks{position:fixed;inset:0;pointer-events:none;z-index:40;overflow:hidden;display:grid;grid-template-columns:repeat(3,1fr);align-content:space-around;opacity:.14;color:#2f3a8f;font-size:14px}.risk-watermarks span{transform:rotate(-24deg);white-space:nowrap;padding:30px}#risk-lessons{min-height:190px}#risk-grants p{border-bottom:1px solid #ddd;padding:12px}#risk-access{overflow:auto}body[data-risk-area] main{max-width:1100px;margin:30px auto;padding:20px}body[data-risk-area] .panel{padding:24px;margin:20px 0}body[data-risk-area] input,body[data-risk-area] select{min-height:44px}body[data-risk-area] th,body[data-risk-area] td{padding:10px;text-align:left;border-bottom:1px solid #ddd}

.risk-watermarks[hidden]{display:none!important}
@media print{#teaching-material,.risk-watermarks{display:none!important}body:has(#teaching-material)::after{content:"课件仅供在线查看"}}