.course-bg{background-image:url(../media/coursebg.e1a1a3d9.jpg);background-position:50%;background-repeat:no-repeat;background-size:cover;width:100%;min-height:550px;position:relative}a{text-decoration:none!important}.title-detail{color:#f9c54e}.logo-border{border:3px solid #f9c54e;box-shadow:0 0 30px #f9c54e}.active-student{color:#555;font-size:15px}.white{color:#fff}.green-title{color:#2ba769}.nav-tabs{border:1px solid #5b5b5b3a;border-radius:10px;max-width:700px;position:relative;box-shadow:0 0 10px #00000040}.nav-tabs .nav-item.show .nav-link,.nav-tabs .nav-link.active{color:#fff;background-color:#3672c4;border-radius:10px;justify-content:center;width:85px;margin:0 10px;display:flex}.nav-tabs .nav-link{color:#000;border:.5px solid #00000040;border-radius:10px;justify-content:center;width:85px;margin:0 10px;display:flex}.nav-tabs .nav-item:nth-child(3) .nav-link{background-color:#3672c4;border-radius:10px;width:120px;margin:0 15px;position:absolute;left:0;color:#fff!important}.explain{margin:30px 0 20px;font-size:25px;font-weight:700}.description{color:#6e6e6e;max-width:80vw;margin-top:20px}.coments-name{border-radius:15px;width:300px;background-color:#eee!important}.description a{color:#2ba769}.description img{max-width:70vw}.description h2,h3{color:#000;font-size:20px}.form-control:focus{box-shadow:none;outline:none;border-color:#eee!important}.dropdown-role,.dropdown-role:focus,.dropdown-role:hover,.dropdown-role:active{color:#000;background-color:#eee;border:none}.dropdown-menu a{direction:rtl!important}.dropdown-toggle:after{margin-right:15px;padding-top:-30px}.your-comment{background-color:#eee;width:300px}.submit-comment,.submit-comment:focus,.submit-comment:hover{color:#fff;text-align:center;background-color:#2ba769;border-radius:35px;justify-content:center;align-items:center;gap:7px;margin-left:20px;padding:6px 18px;display:flex}.white-rect{text-align:center;background-color:#fff;border-radius:15px;width:350px;padding:10px;box-shadow:0 0 20px #0003}.sec_left{height:fit-content;position:sticky;top:85px}@media (max-width:450px){.course-image{justify-content:center;height:auto;display:flex;width:340px!important}.p-article{padding:0 40px!important}.course-bg{min-height:400px!important;margin-top:-15px!important}}.tags{background-color:#3672c4;border-radius:20px;margin:8px;padding:5px 10px;display:inline-block;color:#fff!important}.comments-section{background:#fafafa;border-radius:12px;padding:1rem}.comments-title{color:#333;font-weight:700}.comments-list{flex-direction:column;gap:1.5rem;max-height:500px;padding-right:10px;display:flex;overflow-y:auto}.comment-card{background:#fff;border:1px solid #eee;border-radius:10px;padding:15px 20px;box-shadow:0 2px 8px #0000000d}.comment-header h6{color:#222;font-size:1rem;font-weight:700}.comment-role{color:#666;font-size:.8rem}.comment-avatar{color:#fff;background-color:#2ba769;border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;font-size:1rem;font-weight:700;display:flex}.comment-body{color:#444;font-size:.95rem;line-height:1.6}.admin-reply-wrapper{background:#f9fdfb;border-left:4px solid #2ba769;border-radius:8px;margin-top:12px;padding:10px 15px}.admin-reply-header{color:#fff;background-color:#2ba769;border-radius:5px;align-items:center;padding:4px 10px;font-size:.85rem;font-weight:700;display:inline!important}.admin-reply-body{color:#333;margin-top:8px;font-size:.9rem;line-height:1.5}