body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  background: #e6e6e6;
  margin: 0;
  padding: 0;
  color: #000;
}

a {
  color: #003399;
  text-decoration: none;
}
.subheader i {
    font-size: 22px;
    margin-left: 10px;
    color: #333;
}
.infoc {
    background: #abcabf;
    margin-top: 17px;
    text-align: center;
    border-radius: 0px 0px 5px 5px;
}
.popover-profile {
    width:220px;
    border-radius:8px;
    overflow:hidden;
    font-family:sans-serif;
}
.popover-profile .cover {
    height:70px;
    position:relative;
}
.popover-profile .cover img:first-child {
    width:100%;
    height:70px;
    object-fit:cover;
    border-radius:8px 8px 0 0;
}
.popover-profile .cover img.mini-avatar {
    position: absolute;
    bottom: -13px;
    left: 67px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 1px solid #000000;
    object-fit: cover;
}
.popover-profile .info {
    padding:10px;
    background: rgba(0,0,0,0.4);
    color:white;
    text-shadow:0 0 3px rgba(0,0,0,0.7);
    border-radius:0 0 8px 8px;
}

.subheader a:hover i {
    color: #0d6efd;
}
.popover-profile {
    width:220px;
    border-radius:8px;
    overflow:hidden;
    font-family:sans-serif;
}

.popover-profile .cover {
    height:70px;
    background-size:cover !important;
    background-position:center !important;
    position:relative;
    border-radius:8px 8px 0 0;
}

.popover-profile .cover img {
    position: absolute;
    bottom: -18px;
    left: 0px;
}

.popover-profile .info {
    padding:10px;
    background: rgba(0,0,0,0.4);
    color:white;
    text-shadow:0 0 3px rgba(0,0,0,0.7);
    border-radius:0 0 8px 8px;
}

.header {
  background: linear-gradient(#3366cc, #003399);
  color: #fff;
  padding: 8px;
  text-align: center;
  font-weight: bold;
}

.subheader {
  background: #ffffff;
  border-bottom: 1px solid #ccc;
  padding: 5px;
  text-align: center;
  font-size: 12px;
}

.menu {
  background: #ffffff;
  margin: 6px;
  border: 1px solid #bbb;
}

.menu a {
  display: block;
  padding: 6px;
  border-bottom: 1px solid #eee;
}

.menu a:last-child {
  border-bottom: none;
}

.box {
  background: #ffffff;
  margin: 6px;
  padding: 6px;
  border: 1px solid #bbb;
}

.footer {
  background: #003399;
  color: #fff;
  text-align: center;
  font-size: 16px;
  padding: 6px;
  margin-top: 10px;
}
.banner {
    background: linear-gradient(90deg, #0d6efd, #6610f2);
    color: white;
    text-align: center;
    padding: 25px 15px;
    font-size: 1.3rem;
    font-weight: bold;
    border-radius: 8px;
    margin-top: 15px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.topic {
    background: #f8f9fa;
    text-align: center;
    padding: 20px 15px;
    margin: 15px auto;
    max-width: 600px;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

.topic-title {
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.topic-desc {
    font-size: 1rem;
    color: #333;
}

.menu-card {
    margin-top: 20px;
}
.menu-card a {
    text-decoration: none;
}
.menu-card .btn {
    width: 100%;
    margin-bottom: 10px;
    padding: 15px;
    font-size: 18px;
    text-align: left;
}
body {
    background: #f4f6f9;
}

.banner {
    background: linear-gradient(135deg, #0d6efd, #6f42c1);
    border-radius: 14px;
    padding: 30px 20px;
    margin: 20px 0;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,.15);
}

.banner img {
    max-height: 90px;
}

.topic {
    background: rgba(255,255,255,.85);
    backdrop-filter: blur(6px);
    border-radius: 14px;
    padding: 25px;
    max-width: 650px;
    margin: 0 auto 25px;
    box-shadow: 0 6px 18px rgba(0,0,0,.12);
}

.topic-title {
    font-size: .9rem;
    letter-spacing: 2px;
    font-weight: 700;
    color: #6c757d;
    margin-bottom: 10px;
}

.topic-desc {
    font-size: 1.05rem;
    color: #333;
}

.menu-card {
    max-width: 650px;
    margin: 0 auto 30px;
}

.menu-card .card {
    border-radius: 16px;
    overflow: hidden;
    border: none;
}

.menu-card .card-header {
    font-size: 1.1rem;
    letter-spacing: 1px;
}
.msg{
    max-width:75%;
    padding:10px 14px;
    border-radius:14px;
    font-size:.95rem;
    line-height:1.4;
}

.msg-user{
    background:#0d6efd;
    color:white;
    border-bottom-right-radius:4px;
}

.msg-other{
    background:white;
    border:1px solid #dee2e6;
    border-bottom-left-radius:4px;
}

.msg-bot{
    text-align:center;
    font-style:italic;
    font-size:.85rem;
    color:#6c757d;
    margin:12px 0;
}

.menu-card .btn {
    padding: 16px;
    font-size: 1.05rem;
    border-radius: 12px;
    transition: all .25s ease;
}

.menu-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0,0,0,.15);
}