body{margin:0;padding:0;box-sizing:border-box;font-family:Arial,sans-serif}.common-btn{background-color:#8a4baf;color:#fff;padding:10px 20px;border:none;border-radius:5px;font-size:18px;cursor:pointer;transition:background-color .3s ease;margin-top:10px}.common-btn:hover{background-color:#5f357e}@media (max-width: 768px){.common-btn{font-size:16px}}.home{background-color:#f5f5f5;padding:100px 0;text-align:center}.home .home-content{max-width:800px;margin:0 auto}.home .home-content h1{font-size:36px;margin-bottom:20px}@media (max-width: 768px){.home .home-content h1{font-size:28px}}.home .home-content p{font-size:18px;color:#666;margin-bottom:40px}@media (max-width: 768px){.home .home-content p{font-size:16px}}.home .home-content button{padding:12px 24px}.testimonials{padding:80px 0;text-align:center}.testimonials h2{font-size:32px;color:#8a4baf;margin-bottom:30px}.testimonials .testmonials-cards{display:flex;flex-wrap:wrap;justify-content:center;gap:30px}.testimonials .testmonials-cards .testimonial-card{background-color:#fff;box-shadow:0 2px 4px #0000001a;padding:20px;border-radius:10px;width:300px;text-align:left;display:flex;flex-direction:column;align-items:center}@media (max-width: 768px){.testimonials .testmonials-cards .testimonial-card{width:80%;text-align:center}}.testimonials .testmonials-cards .testimonial-card .student-image img{width:80px;height:80px;border-radius:50%;object-fit:cover;margin-bottom:10px}.testimonials .testmonials-cards .testimonial-card .message{font-size:16px;color:#333;margin-bottom:10px}.testimonials .testmonials-cards .testimonial-card .info{text-align:center}.testimonials .testmonials-cards .testimonial-card .name{font-size:18px;font-weight:700;color:#8a4baf;margin-bottom:5px}.testimonials .testmonials-cards .testimonial-card .position{font-size:14px;color:#666}header{display:flex;justify-content:space-between;align-items:center;padding:20px;background-color:#fff;box-shadow:0 2px 4px #0000001a;position:relative}header .logo{font-size:25px;font-weight:600;color:#8a4baf}@media (max-width: 768px){header .logo{font-size:18px}}header .link{display:flex;gap:2rem}@media (max-width: 768px){header .link{gap:.5rem}}header .link a{text-decoration:none;color:#333;transition:.3s}header .link a:hover{color:#8a4baf}.auth-page{display:flex;align-items:center;justify-content:center;height:80vh;background-color:#fff}.auth-page .auth-form{background-color:#fff;padding:30px;border-radius:10px;box-shadow:0 2px 4px #0000001a;text-align:center;width:300px}.auth-page .auth-form h2{font-size:24px;color:#8a4baf;margin-bottom:15px}.auth-page .auth-form form{text-align:left}.auth-page .auth-form form label{display:block;margin-bottom:5px;font-size:14px;color:#333}.auth-page .auth-form form input{width:92%;padding:10px;margin-bottom:15px;border:1px solid #ccc;border-radius:5px}footer{background-color:#8a5baf;color:#fff;padding:20px 0;text-align:center;bottom:0}footer .footer-content{max-width:1200px;margin:0 auto}footer .footer-content p{margin:0;font-size:14px}footer .footer-content a{text-decoration:none;color:inherit}footer .footer-content .social-links{margin-top:10px}footer .footer-content .social-links a{color:#fff;font-size:18px;margin:0 10px;text-decoration:none;transition:color .3s ease}footer .footer-content .social-links a:hover{color:#f5f5f5}.about{padding:80px 0;text-align:center;min-height:55vh}.about .about-content{max-width:800px;margin:0 auto}.about .about-content h2{font-size:32px;color:#8a4baf;margin-bottom:20px}.about .about-content p{font-size:16px;color:#333;line-height:1.6}.profile{background-color:#fff;padding:20px;border-radius:10px;box-shadow:0 2px 4px #0000001a;width:30%;margin:185px auto}@media (max-width: 768px){.profile{padding:10px;width:80%;margin:90px auto}}.profile .profile-info{text-align:left;margin-top:15px}.profile .profile-info p{margin-bottom:10px;color:#333}.profile .profile-info p strong{color:#8a4baf}.loading-page{display:flex;align-items:center;justify-content:center;height:80vh}.loader{border:5px solid #f3f3f3;border-top:5px solid #8a4baf;border-radius:50%;width:50px;height:50px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.courses{padding:80px 0;text-align:center;min-height:60vh}.courses h2{font-size:32px;color:#8a4baf;margin-bottom:30px}.courses .course-container{display:flex;flex-wrap:wrap;justify-content:center;gap:30px}.course-card{background-color:#fff;box-shadow:0 2px 4px #0000001a;padding:20px;border-radius:10px;text-align:center;width:250px;transition:.5s}.course-card:hover{box-shadow:0 2px 4px #0006}.course-card .course-image{width:100%;height:150px;object-fit:cover;border-radius:10px;margin-bottom:10px}.course-card h3{font-size:18px;color:#333;margin-bottom:10px}.course-card p{font-size:14px;color:#666;margin-bottom:5px}.course-description{padding:80px 0;text-align:center;min-height:55vh}.course-description .course-header{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:20px;margin-bottom:40px}.course-description .course-header .course-image{width:200px;height:150px;object-fit:cover;border-radius:10px}.course-description .course-header .course-info{text-align:left}.course-description .course-header .course-info h2{font-size:24px;color:#333}.course-description .course-header .course-info p{font-size:14px;color:#666;margin:5px 0}.course-description .course-header p{font-size:16px;color:#333;text-align:center;max-width:800px;margin:0 auto}.payment-success-page{display:flex;align-items:center;justify-content:center;height:75vh;background-color:#f5f5f5}.payment-success-page .success-message{background-color:#fff;padding:30px;border-radius:10px;box-shadow:0 2px 4px #0000001a;text-align:center;width:300px}.payment-success-page h2{font-size:24px;color:#8a4baf;margin-bottom:15px}.payment-success-page p{font-size:16px;color:#8a4baf;margin-bottom:20px}.payment-success-page a{text-decoration:none}.student-dashboard{padding:80px 0;text-align:center;min-height:55vh}.student-dashboard .dashboard-content{display:flex;justify-content:space-around;flex-wrap:wrap;gap:20px;margin-top:40px}.course-study-page{padding:50px 0;background-color:#f5f5f5;display:flex;flex-direction:column;align-items:center;min-height:80vh}.course-study-page h2{font-size:20px;color:#8a4baf;text-align:center;margin-bottom:10px}.course-study-page h4{font-size:15px;color:#8a4baf;text-align:center;margin-bottom:10px}.course-study-page h5{font-size:13px;color:#8a4baf;text-align:center;margin-bottom:10px}.course-study-page a{text-decoration:none;background-color:#fff;padding:5px 10px;border:1px solid black;border-radius:5px}.lecture-page{display:flex;justify-content:space-between;min-height:80vh}@media (max-width: 768px){.lecture-page{flex-direction:column;justify-content:center;align-items:center}}.lecture-page .left{width:70%;padding:10px;align-items:center}@media (max-width: 768px){.lecture-page .left{width:90%}}.lecture-page .right{width:30%}.lecture-page .right .lecture-form{background-color:#fff;padding:30px;border-radius:10px;box-shadow:0,2px,4px,#0000001a;text-align:center;width:auto}.lecture-page .right .lecture-form h2{font-size:24px;color:#8a4baf;margin-bottom:15px}.lecture-page .right .lecture-form form{text-align:left}.lecture-page .right .lecture-form form label{display:block;margin-bottom:5px;font-size:14px;color:#333}.lecture-page .right .lecture-form form input{width:92%;padding:10px;margin-bottom:15px;border:1px solid black;border-radius:5px}@media (max-width: 768px){.lecture-page .right{width:80%;margin-bottom:10px}}.lecture-page .right .lecture-number{background-color:#fff;padding:10px;border:1px solid black;margin-top:10px;border-radius:5px;text-align:center;cursor:pointer}.lecture-page .right .lecture-number:hover,.lecture-page .right .active{background-color:#8a4baf;color:#fff}.progress{width:20%;background-color:#333;padding:6px;border-radius:5px;margin:3px auto;text-align:center;color:#fff}.sidebar{width:200px;height:100%;left:0;color:#fff;border-right:1px solid gray}@media (max-width: 768px){.sidebar{width:30px}}.sidebar ul{list-style:none;padding:0}.sidebar ul li{margin-bottom:10px;cursor:pointer;padding:12px}@media (max-width: 768px){.sidebar ul li{padding:7px}}.sidebar ul li:hover{background-color:gray}.sidebar ul li a{display:flex;text-decoration:none;counter-reset:blueviolet}.sidebar ul li a span{margin-left:15px}@media (max-width: 768px){.sidebar ul li a span{display:none}}.dashboard-admin{display:flex;min-height:80vh;margin-top:20px}.main-content{display:flex;justify-content:center;align-items:center;flex-wrap:wrap}.main-content .box{margin-left:20px;background-color:#8a4baf;padding:5px;border-radius:5px;text-align:center;margin-top:5px;color:#fff}.main-content .box:hover{background-color:#432456}.admin-courses{display:flex;justify-content:center;flex-wrap:wrap;gap:1rem}.admin-courses .left .dashboard-content{display:flex;justify-content:space-around;flex-wrap:wrap;gap:20px;margin-top:40px;margin-left:5px}.admin-courses .right .course-form{background-color:#fff;padding:30px;border-radius:10px;box-shadow:0 2px 4px #0000001a;text-align:center;width:300px}.admin-courses .right .course-form h2{font-size:24px;color:#8a4baf;margin-bottom:15px}.admin-courses .right .course-form form{text-align:left}.admin-courses .right .course-form form label{display:block;margin-bottom:5px;font-size:15px;color:#333}.admin-courses .right .course-form form input,.admin-courses .right .course-form form select{width:92%;padding:10px;margin-bottom:15px;border:1px solid #ccc;border-radius:5px}.users{width:350px;overflow-x:auto;white-space:nowrap;margin:20px auto;min-height:80vh;border:solid gray 1px}