:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}.landing-page{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:#0f172a;color:#fff}.landing-nav{position:fixed;top:0;left:0;right:0;background-color:#0f172ae6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.1);z-index:1000}.nav-container{max-width:90%;margin:0 auto;padding:1.5vh 3vw;display:flex;justify-content:space-between;align-items:center}.logo{font-size:clamp(1.2rem,2vw,1.5rem);font-weight:700;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-links{display:flex;gap:2vw;align-items:center}.nav-links a{color:#e2e8f0;text-decoration:none;font-size:clamp(.875rem,1.2vw,1rem);transition:color .3s ease}.nav-links a:hover{color:#60a5fa}.login-link{background:linear-gradient(135deg,#3b82f6,#8b5cf6);padding:1vh 2vw;border-radius:24px;color:#fff!important}.login-link:hover{transform:translateY(-.3vh);box-shadow:0 .5vh 1.5vh #3b82f666}.hero{padding:12vh 3vw 8vh;background:linear-gradient(135deg,#1e293b,#0f172a)}.hero-content-wrapper{max-width:90%;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:5vw;align-items:center}.hero-text{max-width:100%}.hero-heading{font-size:clamp(2rem,4.5vw,3.5rem);font-weight:700;line-height:1.2;margin-bottom:2vh;background:linear-gradient(135deg,#fff,#94a3b8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subheading{font-size:clamp(1rem,1.5vw,1.25rem);color:#cbd5e1;line-height:1.6;margin-bottom:3vh}.cta-button{display:inline-flex;align-items:center;gap:1vw;background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;border:none;padding:2vh 3vw;border-radius:30px;font-size:clamp(1rem,1.3vw,1.125rem);font-weight:600;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease}.cta-button:hover{transform:translateY(-.5vh);box-shadow:0 1.5vh 4vh #3b82f666}.hero-video-container{position:relative}.video-mockup{position:relative;background:linear-gradient(135deg,#1e293b,#334155);border-radius:1vw;padding:2vh 2vw;box-shadow:0 2vh 6vh #00000080}.video-screen{background-color:#000;border-radius:.8vw;overflow:hidden;margin-bottom:2vh}.video-placeholder{aspect-ratio:16 / 9;background:linear-gradient(135deg,#1f2937,#374151);display:flex;align-items:center;justify-content:center;color:#ffffff4d}.chat-mockup{display:flex;flex-direction:column;gap:1vh}.chat-bubble{padding:1.5vh 2vw;border-radius:1vw;font-size:clamp(.8rem,1.1vw,.875rem);max-width:80%}.chat-bubble.bot{background-color:#3b82f633;color:#93c5fd;border-bottom-left-radius:.3vw;align-self:flex-start}.chat-bubble.user{background-color:#8b5cf633;color:#c4b5fd;border-bottom-right-radius:.3vw;align-self:flex-end}.section-container{max-width:90%;margin:0 auto;padding:8vh 3vw}.section-heading{font-size:clamp(1.75rem,3.5vw,2.625rem);font-weight:700;text-align:center;margin-bottom:2vh}.section-subheading{font-size:clamp(1rem,1.4vw,1.125rem);color:#94a3b8;text-align:center;margin-bottom:6vh}.features-section{background-color:#1e293b}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:3vw}.feature-card{background:linear-gradient(135deg,#3b82f61a,#8b5cf61a);border:1px solid rgba(255,255,255,.1);border-radius:1vw;padding:3vh 2vw;text-align:center;transition:transform .3s ease,border-color .3s ease}.feature-card:hover{transform:translateY(-1vh);border-color:#3b82f680}.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:6vw;height:6vw;min-width:60px;min-height:60px;max-width:80px;max-height:80px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:50%;margin-bottom:3vh;color:#fff}.feature-title{font-size:clamp(1.1rem,1.6vw,1.375rem);font-weight:600;margin-bottom:1.5vh}.feature-description{font-size:clamp(.875rem,1.2vw,1rem);color:#94a3b8;line-height:1.6}.testimonials-section{background-color:#0f172a}.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:3vw}.testimonial-card{background:linear-gradient(135deg,#1e293b,#334155);border:1px solid rgba(255,255,255,.1);border-radius:1vw;padding:3vh 2vw}.stars{margin-bottom:2vh}.star{color:#fbbf24;font-size:clamp(1rem,1.5vw,1.25rem);margin-right:.3vw}.testimonial-comment{font-size:clamp(.875rem,1.2vw,1rem);color:#cbd5e1;line-height:1.6;margin-bottom:3vh;font-style:italic}.testimonial-author{display:flex;align-items:center;gap:1vw}.author-avatar{width:4vw;height:4vw;min-width:40px;min-height:40px;max-width:48px;max-height:48px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:clamp(1rem,1.4vw,1.25rem);font-weight:700}.author-name{font-size:clamp(.875rem,1.2vw,1rem);font-weight:600;margin-bottom:.5vh}.author-role{font-size:clamp(.75rem,1vw,.875rem);color:#94a3b8}.contact-section{background-color:#1e293b}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:5vw;align-items:start}.contact-info{max-width:100%}.contact-description{font-size:clamp(1rem,1.4vw,1.125rem);color:#cbd5e1;line-height:1.6;margin-bottom:4vh}.contact-details{display:flex;flex-direction:column;gap:2vh}.contact-item{display:flex;align-items:center;gap:1vw;color:#94a3b8;font-size:clamp(.875rem,1.2vw,1rem)}.contact-form{display:flex;flex-direction:column;gap:2vh}.form-input,.form-textarea{width:100%;padding:2vh 1.5vw;background-color:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:.8vw;color:#fff;font-size:clamp(.875rem,1.2vw,1rem);outline:none;transition:border-color .3s ease}.form-input:focus,.form-textarea:focus{border-color:#3b82f6}.form-textarea{resize:vertical;font-family:inherit}.submit-button{background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;border:none;padding:2vh 3vw;border-radius:.8vw;font-size:clamp(.875rem,1.2vw,1rem);font-weight:600;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease}.submit-button:hover{transform:translateY(-.3vh);box-shadow:0 1vh 2.5vh #3b82f666}.login-section{background-color:#0f172a;padding:8vh 3vw}.login-container{max-width:90%;margin:0 auto}.login-card{background:linear-gradient(135deg,#1e293b,#334155);border:1px solid rgba(255,255,255,.1);border-radius:1vw;padding:6vh 4vw;max-width:500px;margin:0 auto}.login-title{font-size:clamp(1.5rem,2.5vw,2rem);font-weight:700;text-align:center;margin-bottom:1vh}.login-subtitle{font-size:clamp(.875rem,1.2vw,1rem);color:#94a3b8;text-align:center;margin-bottom:4vh}.login-form{display:flex;flex-direction:column;gap:2vh}.signup-text{text-align:center;margin-top:3vh;color:#94a3b8;font-size:clamp(.75rem,1vw,.875rem)}.signup-link{color:#60a5fa;text-decoration:none;font-weight:600}.signup-link:hover{text-decoration:underline}.footer{background-color:#1e293b;border-top:1px solid rgba(255,255,255,.1)}.footer-container{max-width:90%;margin:0 auto;padding:6vh 3vw 3vh}.footer-content{display:grid;grid-template-columns:2fr 3fr;gap:5vw;margin-bottom:4vh}.footer-brand{max-width:100%}.footer-logo{font-size:clamp(1.2rem,2vw,1.5rem);font-weight:700;margin-bottom:1.5vh;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-tagline{color:#94a3b8;font-size:clamp(.875rem,1.2vw,1rem)}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:3vw}.footer-column{display:flex;flex-direction:column;gap:1.5vh}.footer-column h4{font-size:clamp(.875rem,1.2vw,1rem);font-weight:600;margin-bottom:1vh}.footer-column a{color:#94a3b8;text-decoration:none;font-size:clamp(.75rem,1vw,.875rem);transition:color .3s ease}.footer-column a:hover{color:#60a5fa}.footer-bottom{padding-top:3vh;border-top:1px solid rgba(255,255,255,.1);text-align:center;color:#64748b;font-size:clamp(.75rem,1vw,.875rem)}@media(max-width:1024px){.hero-content-wrapper{grid-template-columns:1fr;gap:4vh}.features-grid,.testimonials-grid{grid-template-columns:1fr}.contact-grid,.footer-content{grid-template-columns:1fr;gap:4vh}}@media(max-width:768px){.nav-links{gap:3vw}.hero{padding:10vh 4vw 6vh}.section-container{padding:6vh 4vw}.login-card{padding:4vh 6vw}.footer-links{grid-template-columns:1fr}.feature-icon{width:15vw;height:15vw}.author-avatar{width:12vw;height:12vw}}.login-overlay{position:fixed;inset:0;background-color:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .3s ease-in-out}.login-popup{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:linear-gradient(135deg,#1e293b,#0f172a);border:1px solid rgba(255,255,255,.15);border-radius:1.5vw;width:90%;max-width:450px;box-shadow:0 2vh 6vh #0009;animation:slideUp .3s ease-out}.popup-close-button{position:absolute;top:2vh;right:2vw;background:#ffffff1a;border:none;color:#fff;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .2s ease,transform .2s ease}.popup-close-button svg{width:24px;height:24px;flex-shrink:0}.popup-close-button:hover{background-color:#fff3;transform:rotate(90deg)}.login-popup-content{padding:5vh 4vw}.login-popup-header{text-align:center;margin-bottom:4vh}.login-popup-title{font-size:clamp(1.5rem,2.5vw,2rem);font-weight:700;color:#fff;margin-bottom:1vh;background:linear-gradient(135deg,#fff,#94a3b8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-popup-subtitle{font-size:clamp(.875rem,1.2vw,1rem);color:#94a3b8}.login-popup-body{margin-bottom:3vh}.google-login-button{width:100%;display:flex;align-items:center;justify-content:center;gap:1.5vw;background-color:#fff;color:#1f2937;border:none;padding:2vh 3vw;border-radius:.8vw;font-size:clamp(.875rem,1.2vw,1rem);font-weight:600;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;box-shadow:0 .5vh 1.5vh #0003}.google-login-button:hover{transform:translateY(-.3vh);box-shadow:0 1vh 2vh #0000004d}.google-login-button:active{transform:translateY(0)}.google-icon{flex-shrink:0}.divider{position:relative;text-align:center;margin:3vh 0}.divider:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:#ffffff1a}.divider-text{position:relative;display:inline-block;padding:0 2vw;background:linear-gradient(135deg,#1e293b,#0f172a);color:#64748b;font-size:clamp(.75rem,1vw,.875rem);text-transform:uppercase;letter-spacing:.1em}.alternative-text{text-align:center;font-size:clamp(.8rem,1.1vw,.9rem);color:#94a3b8;line-height:1.5}.login-popup-footer{padding-top:3vh;border-top:1px solid rgba(255,255,255,.1)}.terms-text{text-align:center;font-size:clamp(.7rem,.9vw,.8rem);color:#64748b;line-height:1.5}.terms-link{color:#60a5fa;text-decoration:none;transition:color .2s ease}.terms-link:hover{color:#93c5fd;text-decoration:underline}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translate(-50%,-45%)}to{opacity:1;transform:translate(-50%,-50%)}}@media(max-width:768px){.login-popup{width:95%;border-radius:3vw}.login-popup-content{padding:4vh 6vw}.google-login-button{gap:3vw}}.navbar{background-color:#00000080;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.1)}.navbar-container{max-width:100vw;margin:0 auto;padding:16px;display:flex;align-items:center;justify-content:space-between}.navbar-logo{font-size:24px;font-weight:700;color:#fff;margin:0}.navbar-actions{display:flex;align-items:center;gap:1.5vw}.video-player{position:relative;background-color:#000;border-radius:8px;overflow:hidden;box-shadow:0 20px 50px #00000080}.video-element{width:100%;aspect-ratio:16 / 9;object-fit:cover;display:block}.video-controls{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,rgba(0,0,0,.8),transparent);padding:16px}.progress-bar{width:100%;height:4px;background-color:#ffffff4d;border-radius:2px;cursor:pointer;margin-bottom:12px}.progress-fill{height:100%;background-color:#3b82f6;border-radius:2px;transition:width .1s ease}.controls-buttons{display:flex;align-items:center;gap:12px}.control-button{background:none;border:none;color:#fff;cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;transition:color .2s ease}.control-button:hover{color:#60a5fa}.fullscreen-button{margin-left:auto}.video-info{margin-top:24px;background-color:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:8px;padding:24px;border:1px solid rgba(255,255,255,.1)}.video-title{font-size:24px;font-weight:700;color:#fff;margin:0 0 8px}.video-description{color:#9ca3af;margin:0 0 16px;line-height:1.6}.video-meta{display:flex;align-items:center;gap:12px;font-size:14px;color:#9ca3af}.video-card{background-color:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:8px;padding:12px;border:1px solid rgba(255,255,255,.1);cursor:pointer;transition:background-color .2s ease,transform .2s ease}.video-card:hover{background-color:#ffffff1a;transform:translateY(-2px)}.video-thumbnail{aspect-ratio:16 / 9;background-color:#4b5563;border-radius:6px;margin-bottom:8px}.video-card-title{color:#fff;font-weight:500;font-size:14px;margin:0 0 4px}.video-card-description{color:#9ca3af;font-size:12px;margin:0}.chat-message{display:flex;margin-bottom:16px}.user-message{justify-content:flex-end}.bot-message{justify-content:flex-start}.message-bubble{max-width:80%;border-radius:16px;padding:12px 16px}.user-bubble{background-color:#3b82f6;color:#fff;border-bottom-right-radius:4px}.bot-bubble{background-color:#f3f4f6;color:#111827;border-bottom-left-radius:4px}.message-text{font-size:14px;margin:0;line-height:1.5}.message-timestamp{font-size:12px;opacity:.7;margin-top:4px;display:block}.chat-panel{position:fixed;top:0;right:0;height:100%;width:100%;max-width:384px;background-color:#0f172a;box-shadow:-4px 0 24px #00000080;transform:translate(100%);transition:transform .3s ease-in-out;z-index:1000;border-left:1px solid rgba(255,255,255,.1)}.chat-panel.open{transform:translate(0)}.chat-container{display:flex;flex-direction:column;height:100%}.chat-header{background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;padding:16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.1)}.chat-header-content{display:flex;align-items:center;gap:8px}.chat-title{font-size:18px;font-weight:600;margin:0}.close-button{background:none;border:none;color:#fff;cursor:pointer;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease}.close-button:hover{background-color:#fff3}.chat-messages{flex:1;overflow-y:auto;padding:16px;background:linear-gradient(135deg,#1e293b,#0f172a)}.chat-messages::-webkit-scrollbar{width:8px}.chat-messages::-webkit-scrollbar-track{background:#ffffff0d}.chat-messages::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}.chat-messages::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.chat-input-container{padding:16px;background-color:#1e293b;border-top:1px solid rgba(255,255,255,.1)}.chat-input-wrapper{display:flex;gap:8px}.chat-input{flex:1;padding:10px 16px;border:1px solid rgba(255,255,255,.2);background-color:#0f172acc;color:#fff;border-radius:24px;font-size:14px;outline:none;transition:border-color .2s ease,background-color .2s ease}.chat-input::placeholder{color:#ffffff80}.chat-input:focus{border-color:#3b82f6;background-color:#0f172a;box-shadow:0 0 0 3px #3b82f633}.send-button{background:linear-gradient(135deg,#3b82f6,#8b5cf6);border:none;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;color:#fff}.send-button svg{width:20px;height:20px;flex-shrink:0}.send-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #3b82f666}@media(max-width:768px){.chat-panel{max-width:100%}}.logout-container{position:relative}.user-menu-button{display:flex;align-items:center;gap:1vw;background-color:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:2vw;padding:.8vh 1.5vw;cursor:pointer;transition:background-color .2s ease,border-color .2s ease;color:#fff}.user-menu-button:hover{background-color:#ffffff26;border-color:#ffffff4d}.user-avatar{width:2.5vw;height:2.5vw;min-width:32px;min-height:32px;max-width:40px;max-height:40px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:clamp(.875rem,1.2vw,1rem);color:#fff}.user-name{font-size:clamp(.875rem,1.1vw,.95rem);font-weight:500;color:#fff;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chevron-icon{transition:transform .3s ease;color:#ffffffb3}.chevron-icon.open{transform:rotate(180deg)}.menu-overlay{position:fixed;inset:0}.user-dropdown-menu{position:absolute;top:calc(100% + 1vh);right:0;background:linear-gradient(135deg,#1e293b,#0f172a);border:1px solid rgba(255,255,255,.15);border-radius:1vw;min-width:250px;box-shadow:0 1vh 3vh #00000080;animation:slideDown .2s ease-out}.user-info{padding:2vh 1.5vw;display:flex;align-items:center;gap:1vw}.user-avatar-large{width:4vw;height:4vw;min-width:48px;min-height:48px;max-width:56px;max-height:56px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:clamp(1.1rem,1.5vw,1.3rem);color:#fff;flex-shrink:0}.user-details{flex:1;min-width:0}.dropdown-user-name{font-size:clamp(.9rem,1.2vw,1rem);font-weight:600;color:#fff;margin:0 0 .5vh;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dropdown-user-email{font-size:clamp(.75rem,1vw,.85rem);color:#94a3b8;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu-divider{height:1px;background-color:#ffffff1a;margin:1vh 0}.menu-item{width:100%;display:flex;align-items:center;gap:1vw;padding:1.5vh 1.5vw;background:none;border:none;color:#fff;font-size:clamp(.875rem,1.1vw,.95rem);cursor:pointer;transition:background-color .2s ease;text-align:left}.menu-item:hover{background-color:#ffffff1a}.menu-item:first-of-type{border-radius:0}.logout-item{color:#ef4444;border-top:1px solid rgba(255,255,255,.1)}.logout-item:hover{background-color:#ef44441a}.logout-item:last-child{border-radius:0 0 1vw 1vw}@keyframes slideDown{0%{opacity:0;transform:translateY(-1vh)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.user-name{display:none}.user-menu-button{padding:.8vh 1vw}.user-dropdown-menu{min-width:220px;right:-2vw}}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh;min-width:100vw;background:linear-gradient(135deg,#1f2937,#111827,#000)}.navbar{position:sticky;z-index:1}.main-container{max-width:100%;margin:0 auto;padding:32px 16px}.content-grid{display:grid;grid-template-columns:1fr;gap:24px}.video-section{width:100%}.sidebar{display:flex;flex-direction:column}.sidebar-title{font-size:20px;font-weight:600;color:#fff;margin:0 0 8px}.floating-chat-button{position:fixed;bottom:4vh;right:3vw;width:64px;height:64px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border:none;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 1vh 3vh #3b82f666;transition:transform .3s ease,box-shadow .3s ease;z-index:100}.floating-chat-button:hover{transform:translateY(-.5vh) scale(1.05);box-shadow:0 1.5vh 4vh #3b82f699}.floating-chat-button:active{transform:translateY(0) scale(.95)}@media(min-width:1024px){.content-grid{grid-template-columns:2fr 1fr}}@media(min-width:768px)and (max-width:1023px){.content-grid{grid-template-columns:1fr}}@media(max-width:767px){.main-container{padding:16px 8px}.content-grid{gap:16px}.floating-chat-button{bottom:3vh;right:4vw;width:56px;height:56px}}
