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#dbe2ea}.student-clean{color:#10213f;background:#f3f7ff;justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.student-box,.student-slide-clean{background:#fff;border-radius:28px;width:min(900px,100%);padding:34px;box-shadow:0 20px 60px #0f235024}.student-box h1,.student-slide-clean h1{margin:0 0 12px;font-size:34px}.student-box form{gap:14px;margin-top:24px;display:grid}.student-box input,.student-box select{border:1px solid #d7e0ef;border-radius:16px;min-height:54px;padding:0 16px;font-weight:800}.student-box button,.student-slide-clean button,.answer-info button{color:#fff;cursor:pointer;background:#155dfc;border:0;border-radius:16px;min-height:52px;padding:0 22px;font-weight:900}.student-box button:disabled,.student-slide-clean button:disabled{opacity:.45;cursor:not-allowed}.student-top{color:#155dfc;justify-content:space-between;margin-bottom:24px;display:flex}.student-slide-clean p{white-space:pre-line;font-size:22px;line-height:1.7}.student-nav{justify-content:space-between;gap:12px;margin-top:30px;display:flex}.quiz-options-clean{gap:14px;margin-top:24px;display:grid}.quiz-options-clean button{color:#10213f;text-align:left;background:#fff;border:2px solid #d7e0ef;border-radius:18px;align-items:center;gap:14px;min-height:62px;padding:0 18px;font-size:17px;font-weight:900;display:flex}.quiz-options-clean button b{color:#155dfc;background:#eef4ff;border-radius:12px;place-items:center;width:38px;height:38px;display:grid}.quiz-options-clean button.right{background:#ecfdf5;border-color:#16a34a}.quiz-options-clean button.wrong{background:#fef2f2;border-color:#dc2626}.answer-info{background:#f8fbff;border-radius:20px;margin-top:22px;padding:20px}.score-clean{color:#fff;background:#155dfc;border-radius:50%;place-items:center;width:150px;height:150px;margin:24px auto;font-size:52px;font-weight:1000;display:grid}.center{text-align:center}