@import"https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@400;500;600&display=swap";:root{--color-bg: #0f0a1e;--color-bg2: #1a0f33;--color-surface: #1e1640;--color-card: rgba(255,255,255,.05);--color-border: rgba(255,255,255,.1);--color-text: #f8f4ff;--color-muted: rgba(248,244,255,.6);--color-primary: #8b5cf6;--color-primary2: #7c3aed;--color-accent: #a78bfa;--color-green: #10b981;--color-red: #ef4444;--color-yellow: #f59e0b;--color-blue: #3b82f6;--font-main: "Outfit", sans-serif;--font-body: "Inter", sans-serif;--radius: 16px;--radius-lg: 24px;--shadow: 0 8px 32px rgba(0,0,0,.4);--shadow-lg: 0 20px 60px rgba(0,0,0,.6);--transition: all .3s cubic-bezier(.4,0,.2,1);--k-red: #e21b3c;--k-blue: #1368ce;--k-yellow: #d89e00;--k-green: #26890c}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-main);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%}.hidden{display:none!important}.container{max-width:1100px;margin:0 auto;padding:0 24px}.main-nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#0f0a1ed9;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--color-border)}.nav-inner{max-width:1100px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;letter-spacing:-.5px}.logo-icon{font-size:1.6rem}.logo-text{background:linear-gradient(135deg,#a78bfa,#7c3aed);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-links{display:flex;align-items:center;gap:20px}.nav-link{color:var(--color-muted);font-size:.95rem;font-weight:500;transition:var(--transition)}.nav-link:hover{color:var(--color-text)}.nav-badge{background:linear-gradient(135deg,var(--color-primary),#6d28d9);color:#fff;font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:100px;letter-spacing:.5px}.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding-top:64px;overflow:hidden}.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,#3b1a6e33 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,#1a3a6e33 0%,transparent 60%),linear-gradient(180deg,#0f0a1e,#1a0f33)}.floating-orb{position:absolute;border-radius:50%;filter:blur(80px);animation:floatOrb 8s ease-in-out infinite}.orb-1{width:400px;height:400px;background:#8b5cf626;top:10%;left:-100px;animation-delay:0s}.orb-2{width:300px;height:300px;background:#3b82f61a;top:60%;right:-80px;animation-delay:3s}.orb-3{width:250px;height:250px;background:#10b98114;bottom:20%;left:40%;animation-delay:5s}@keyframes floatOrb{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-30px) scale(1.05)}}.particles{position:absolute;inset:0}.hero-content{position:relative;z-index:1;text-align:center;max-width:700px;padding:40px 24px}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#8b5cf626;border:1px solid rgba(139,92,246,.3);color:var(--color-accent);font-size:.85rem;font-weight:600;padding:8px 20px;border-radius:100px;margin-bottom:28px;letter-spacing:.5px}.badge-dot{width:8px;height:8px;background:var(--color-green);border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.hero-title{font-size:clamp(3rem,8vw,5.5rem);font-weight:900;line-height:1.05;letter-spacing:-2px;margin-bottom:24px}.gradient-text{background:linear-gradient(135deg,#a78bfa,#7c3aed 40%,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-family:var(--font-body);font-size:1.15rem;color:var(--color-muted);line-height:1.8;margin-bottom:40px}.hero-subtitle strong{color:var(--color-accent)}.hero-stats{display:flex;align-items:center;justify-content:center;gap:0;background:#ffffff0a;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:20px 40px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.stat-item{text-align:center;padding:0 32px}.stat-number{display:block;font-size:2rem;font-weight:800;color:var(--color-accent)}.stat-label{display:block;font-size:.8rem;color:var(--color-muted);text-transform:uppercase;letter-spacing:1px;margin-top:4px}.stat-divider{width:1px;height:50px;background:var(--color-border)}.hero-scroll{position:absolute;bottom:32px;left:50%;transform:translate(-50%);text-align:center;color:var(--color-muted);font-size:.8rem}.scroll-arrow{animation:bounce 2s ease-in-out infinite;font-size:1.2rem}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(8px)}}.quizzes-section{padding:80px 0;background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg2) 100%)}.section-header{text-align:center;margin-bottom:48px}.section-title{font-size:2.5rem;font-weight:800;letter-spacing:-1px;margin-bottom:12px}.section-subtitle{color:var(--color-muted);font-family:var(--font-body);font-size:1rem}.quiz-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}.quiz-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:var(--transition);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.quiz-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:#8b5cf666}.quiz-card-header{padding:40px 24px 24px;position:relative;display:flex;align-items:flex-start;justify-content:space-between}.quiz-card-icon{font-size:3rem}.quiz-card-badge{background:#fff3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:100px}.quiz-card-body{padding:20px 24px 24px}.quiz-card-title{font-size:1.15rem;font-weight:700;margin-bottom:10px;line-height:1.3}.quiz-card-desc{font-family:var(--font-body);font-size:.875rem;color:var(--color-muted);margin-bottom:16px;line-height:1.6}.quiz-card-meta{display:flex;gap:20px;margin-bottom:20px}.meta-item{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--color-muted)}.meta-icon{font-size:.9rem}.quiz-card-modes{display:flex;gap:10px}.mode-btn{flex:1;padding:10px 16px;border-radius:10px;font-size:.82rem;font-weight:600;text-align:center;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:6px}.mode-kahoot{background:linear-gradient(135deg,#7c3aed,#5b21b6);color:#fff}.mode-kahoot:hover{transform:scale(1.03);box-shadow:0 4px 16px #7c3aed80}.mode-worksheet{background:#10b98126;border:1px solid rgba(16,185,129,.3);color:#34d399}.mode-worksheet:hover{background:#10b98140;transform:scale(1.03)}.features-section{padding:80px 0;background:var(--color-bg2)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}.feature-card{background:#ffffff0a;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:36px;transition:var(--transition)}.feature-card:hover{transform:translateY(-4px);border-color:#8b5cf64d}.feature-kahoot{border-top:3px solid var(--color-primary)}.feature-worksheet{border-top:3px solid var(--color-green)}.feature-icon{font-size:2.5rem;margin-bottom:16px}.feature-card h3{font-size:1.3rem;font-weight:700;margin-bottom:12px}.feature-card p{color:var(--color-muted);font-family:var(--font-body);line-height:1.7;margin-bottom:20px}.feature-list{list-style:none;display:flex;flex-direction:column;gap:8px}.feature-list li{font-size:.9rem;color:var(--color-muted);font-family:var(--font-body)}.quiz-show-page{padding-top:64px}.back-bar{max-width:1100px;margin:0 auto;padding:20px 24px}.back-btn{color:var(--color-muted);font-size:.9rem;font-weight:500;transition:var(--transition);display:inline-flex;align-items:center;gap:6px}.back-btn:hover{color:var(--color-text)}.quiz-show-hero{padding:60px 24px;text-align:center;position:relative;overflow:hidden}.quiz-show-hero:before{content:"";position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Ccircle cx='30' cy='30' r='1' fill='rgba(255,255,255,0.1)'/%3E%3C/svg%3E")}.quiz-show-hero-content{position:relative;max-width:700px;margin:0 auto}.quiz-show-icon{font-size:4rem;margin-bottom:20px}.quiz-show-badges{display:flex;justify-content:center;gap:10px;margin-bottom:20px}.show-badge{background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:.8rem;font-weight:600;padding:6px 16px;border-radius:100px}.badge-topic{background:#10b98133;border-color:#10b9814d;color:#34d399}.quiz-show-title{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:900;letter-spacing:-1px;margin-bottom:16px;color:#fff}.quiz-show-desc{color:#fffc;font-family:var(--font-body);font-size:1rem;line-height:1.7;margin-bottom:32px}.quiz-show-stats{display:flex;justify-content:center;gap:40px}.show-stat{text-align:center}.show-stat-num{display:block;font-size:2rem;font-weight:800;color:#fff}.show-stat-label{display:block;font-size:.75rem;color:#fff9;text-transform:uppercase;letter-spacing:1px;margin-top:4px}.mode-selection-wrap{padding:60px 0 80px}.mode-selection-title{text-align:center;font-size:2rem;font-weight:800;letter-spacing:-.5px;margin-bottom:8px}.mode-selection-sub{text-align:center;color:var(--color-muted);margin-bottom:36px;font-family:var(--font-body)}.player-name-wrap{max-width:400px;margin:0 auto 40px}.player-name-label{display:block;font-size:.85rem;font-weight:600;color:var(--color-muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.player-name-input{width:100%;background:#ffffff0f;border:2px solid var(--color-border);border-radius:12px;padding:14px 20px;color:var(--color-text);font-family:var(--font-main);font-size:1rem;font-weight:600;transition:var(--transition);outline:none}.player-name-input:focus{border-color:var(--color-primary);background:#8b5cf614}.player-name-input.shake{animation:shake .4s ease-in-out;border-color:var(--color-red)}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-8px)}75%{transform:translate(8px)}}.mode-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;max-width:800px;margin:0 auto}.mode-card{background:#ffffff0a;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:36px;position:relative;overflow:hidden;transition:var(--transition);cursor:default}.mode-card-glow{position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(139,92,246,.08) 0%,transparent 70%);pointer-events:none}.mode-card-glow-green{background:radial-gradient(circle,rgba(16,185,129,.08) 0%,transparent 70%)}.mode-card-kahoot{border-top:3px solid var(--color-primary)}.mode-card-worksheet{border-top:3px solid var(--color-green)}.mode-card-icon{font-size:3rem;margin-bottom:20px}.mode-card-title{font-size:1.5rem;font-weight:800;margin-bottom:12px}.mode-card-desc{font-family:var(--font-body);color:var(--color-muted);line-height:1.7;margin-bottom:24px;font-size:.95rem}.mode-card-features{list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:32px}.mode-card-features li{font-size:.9rem;color:var(--color-muted);font-family:var(--font-body)}.check{color:var(--color-green);margin-right:8px;font-weight:700}.mode-play-btn{width:100%;padding:16px 24px;border:none;border-radius:12px;font-family:var(--font-main);font-size:1rem;font-weight:700;cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:8px}.btn-kahoot{background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;box-shadow:0 4px 20px #8b5cf666}.btn-kahoot:hover{transform:translateY(-2px);box-shadow:0 8px 30px #8b5cf699}.btn-worksheet{background:linear-gradient(135deg,#059669,#10b981);color:#fff;box-shadow:0 4px 20px #10b9814d}.btn-worksheet:hover{transform:translateY(-2px);box-shadow:0 8px 30px #10b98180}.kahoot-body{background:#14003a;overflow:hidden}.kahoot-app{position:fixed;inset:0;display:flex;flex-direction:column;background:linear-gradient(160deg,#14003a,#0a001f)}.kahoot-header{height:60px;background:#0006;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);display:flex;align-items:center;padding:0 20px;gap:20px;border-bottom:1px solid rgba(255,255,255,.08);position:relative;z-index:10}.kahoot-logo{font-size:1rem;font-weight:800;color:#fff;white-space:nowrap}.kahoot-logo span{color:#a78bfa}.kahoot-progress-wrap{flex:1;height:6px;background:#ffffff1a;border-radius:100px;overflow:hidden}.kahoot-progress-bar{height:100%;background:linear-gradient(90deg,#8b5cf6,#a78bfa);border-radius:100px;transition:width .5s ease;width:0%}.kahoot-header-right{display:flex;align-items:center;gap:16px}.kahoot-question-counter{font-size:.85rem;color:#fff9;font-weight:600;white-space:nowrap}.kahoot-score-display{display:flex;flex-direction:column;align-items:center;background:#8b5cf633;border:1px solid rgba(139,92,246,.4);border-radius:10px;padding:4px 16px}.score-label{font-size:.6rem;color:#ffffff80;text-transform:uppercase;letter-spacing:1px;font-weight:700}.score-value{font-size:1.2rem;font-weight:800;color:#fff}.kahoot-screen{flex:1;display:flex;flex-direction:column;overflow:hidden}.intro-content{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;text-align:center;padding:40px 24px}.intro-emoji{font-size:5rem;margin-bottom:24px;animation:bounceIn .6s ease-out}.intro-title{font-size:clamp(1.8rem,5vw,3rem);font-weight:900;color:#fff;letter-spacing:-1px;margin-bottom:12px}.intro-subtitle{color:#fff9;font-size:1rem;margin-bottom:16px}.intro-player-name{font-size:1.1rem;color:#a78bfa;font-weight:600;margin-bottom:40px}.intro-start-btn{background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;border:none;padding:18px 48px;border-radius:16px;font-family:var(--font-main);font-size:1.2rem;font-weight:800;cursor:pointer;display:flex;align-items:center;gap:12px;transition:var(--transition);box-shadow:0 8px 30px #8b5cf680}.intro-start-btn:hover{transform:scale(1.05) translateY(-2px);box-shadow:0 12px 40px #8b5cf6b3}.btn-arrow{font-size:1.4rem}.timer-wrap{display:flex;justify-content:center;padding:20px 0 8px}.timer-circle{position:relative;width:100px;height:100px}.timer-svg{width:100%;height:100%;transform:rotate(-90deg)}.timer-track{fill:none;stroke:#ffffff14;stroke-width:10}.timer-progress{fill:none;stroke:#a78bfa;stroke-width:10;stroke-linecap:round;transition:stroke-dashoffset 1s linear,stroke .3s ease}.timer-number{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:900;color:#fff;transition:color .3s ease}.timer-urgent{animation:urgentPulse .5s ease-in-out infinite}@keyframes urgentPulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}.question-wrap{padding:0 24px 16px;display:flex;flex-direction:column;align-items:center}.question-num-badge{background:#8b5cf633;border:1px solid rgba(139,92,246,.4);color:#a78bfa;font-size:.75rem;font-weight:700;padding:4px 16px;border-radius:100px;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}.question-card{background:#ffffff0f;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-lg);padding:24px 32px;max-width:700px;width:100%;text-align:center}.question-text{font-size:clamp(1.1rem,3vw,1.6rem);font-weight:700;color:#fff;line-height:1.4}.slide-in{animation:slideIn .4s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.answers-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 16px 16px;flex:1;max-height:280px}.answer-btn{display:flex;align-items:center;gap:14px;border:none;border-radius:var(--radius);padding:16px 24px;cursor:pointer;font-family:var(--font-main);font-size:clamp(.95rem,2vw,1.15rem);font-weight:700;color:#fff;transition:transform .15s ease,box-shadow .15s ease;position:relative;overflow:hidden;text-align:left}.answer-btn:before{content:"";position:absolute;inset:0;background:#fff0;transition:background .15s ease}.answer-btn:hover:not(:disabled):before{background:#ffffff1a}.answer-btn:hover:not(:disabled){transform:scale(1.02);box-shadow:0 8px 24px #0000004d}.answer-btn:active:not(:disabled){transform:scale(.98)}.btn-red{background:var(--k-red);box-shadow:0 4px #8b0020}.btn-blue{background:var(--k-blue);box-shadow:0 4px #0a3d7a}.btn-yellow{background:var(--k-yellow);box-shadow:0 4px #7a5800}.btn-green{background:var(--k-green);box-shadow:0 4px #145206}.answer-icon{font-size:1.5rem;min-width:30px}.answer-text{flex:1}.btn-correct{background:#10b981!important;box-shadow:0 4px #065f46!important;animation:correctPop .3s ease}.btn-wrong{background:#6b7280!important;box-shadow:none!important}@keyframes correctPop{0%{transform:scale(1)}50%{transform:scale(1.06)}to{transform:scale(1)}}.bounce-in{animation:bounceIn .4s cubic-bezier(.34,1.56,.64,1)}@keyframes bounceIn{0%{opacity:0;transform:scale(.7)}to{opacity:1;transform:scale(1)}}.feedback-overlay{position:absolute;inset:60px 0 0;display:flex;align-items:center;justify-content:center;z-index:20;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.feedback-correct{background:#10b98133}.feedback-wrong{background:#ef444433}.feedback-timeup{background:#6b728033}.feedback-content{text-align:center;animation:feedbackPop .4s cubic-bezier(.34,1.56,.64,1)}@keyframes feedbackPop{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.feedback-icon{font-size:5rem;margin-bottom:12px}.feedback-label{font-size:2rem;font-weight:900;margin-bottom:8px}.feedback-score{font-size:1.5rem;font-weight:700;color:#fbbf24;margin-bottom:12px}.feedback-correct-was{font-size:1rem;color:#fffc;margin-bottom:12px}.feedback-correct-was strong{color:#10b981}.feedback-explanation{max-width:500px;font-size:.9rem;color:#ffffffbf;font-family:var(--font-body);line-height:1.6;margin-bottom:20px;background:#0000004d;padding:12px 20px;border-radius:12px}.feedback-next-hint{font-size:.85rem;color:#ffffff80}.final-content{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;text-align:center}.final-spinner{font-size:3rem;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.final-text{font-size:1.2rem;color:#ffffffb3;margin-top:16px}.worksheet-page{padding-top:64px;min-height:100vh;background:linear-gradient(180deg,#f8f5ff,#f0ebff)}.worksheet-header{position:sticky;top:64px;z-index:50;background:#fff;border-bottom:2px solid #e5e7eb;box-shadow:0 2px 16px #0000000f}.worksheet-header-inner{max-width:900px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;gap:20px}.ws-back-btn{color:#6b7280;font-size:.875rem;font-weight:500;white-space:nowrap;transition:var(--transition)}.ws-back-btn:hover{color:#374151}.ws-header-info{flex:1}.ws-title{font-size:1.1rem;font-weight:800;color:#1f2937;margin-bottom:4px;font-family:var(--font-main)}.ws-meta{display:flex;align-items:center;gap:8px;font-size:.8rem;color:#6b7280;font-family:var(--font-body)}.ws-level{background:#ede9fe;color:#7c3aed;padding:2px 10px;border-radius:100px;font-weight:600}.ws-sep{color:#d1d5db}.ws-score-badge{background:#dcfce7;border:1px solid #bbf7d0;color:#15803d;font-weight:700;font-size:.85rem;padding:6px 16px;border-radius:100px;white-space:nowrap}.ws-progress-bar-wrap{height:4px;background:#f3f4f6}.ws-progress-bar{height:100%;background:linear-gradient(90deg,#7c3aed,#10b981);transition:width .4s ease;border-radius:100px}.ws-name-wrap{padding:20px 0 0}.ws-name-box{background:#fff;border:1px solid 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#e2e8f0;border-radius:8px;padding:16px;margin-top:14px;background:#f8fafc}.admin-remove-btn{position:absolute;top:12px;right:12px;border:0;background:#fee2e2;color:#b91c1c;border-radius:8px;padding:7px 10px;font-weight:900;cursor:pointer}.admin-submit-bar{display:flex;justify-content:flex-end}@media(max-width:640px){.hero-stats{flex-direction:column;gap:20px;padding:20px}.stat-divider{width:60px;height:1px}.answers-grid{grid-template-columns:1fr;max-height:none}.kahoot-header{padding:0 12px;gap:10px}.kahoot-logo span{display:none}.mode-cards,.features-grid{grid-template-columns:1fr}.quiz-show-stats{gap:20px}.ws-name-box{flex-direction:column;align-items:flex-start}.results-breakdown{gap:20px}.results-actions,.ws-submit-wrap{flex-direction:column}.lw-page{padding-inline:10px}.lw-topbar-inner,.lw-author-inner,.lw-title-inner{align-items:flex-start;flex-direction:column}.lw-title-actions,.lw-views-info{width:100%}.lw-results-btns{flex-direction:column}.admin-page{padding-inline:14px}.admin-header,.admin-row{flex-direction:column;align-items:stretch}.admin-grid{grid-template-columns:1fr}.admin-overlay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.builder-layout{grid-template-columns:1fr}.builder-canvas{min-height:300px}.admin-remove-btn{position:static;width:max-content;margin-bottom:10px}}