.logo {
    font-size: 1.8rem;
    font-weight: bold;
}

.alert-bar {
  background-color: #fff3cd;  /* vàng nhạt */
  color: #d9534f;             /* đỏ cảnh báo */
  font-weight: bold;
  font-size: 16px;
  border-bottom: 1px solid #f0c36d;
}

.category {
    background-color: #ffc107;
    padding: 5px 15px;
    border-radius: 20px;
    text-decoration: none;
    color: black;
    font-weight: 500;
}

.category:hover {
    background-color: #ffc107;
    color: white;
}

#quote {
	margin-top:.25em;
	font-family:Garamond, serif;
	font-size:2em;
}

#instructions {
	margin-top:4em;	
}

.small {
	font-size:.8em;
}

.hidden {
	visibility: hidden;
}

.modal-content {
	margin-top:100px;
}

#username {
	border-bottom: 1px dashed; navy;
	font-weight:800;
}

.body {
     margin: 0;
     font-family: Arial, sans-serif;
     padding-bottom: 0px;
 }

.banner {
  width: 100%;
  overflow: hidden;
}

.banner-img {
  width: 100%;
  height: auto;
  display: block;
}


 /* Thanh tab dưới cùng */
 .bottom-tab {
     position: fixed;
     bottom: 0;
     left: 0;
     width: 100%;
     background: white;
     border-top: 1px solid #ccc;
     display: flex;
     justify-content: space-around;
     align-items: center;
     height: 60px;
     z-index: 999;
     text-decoration: none
 }

 .tab-item a {
     text-decoration: none
 }


 .menu-bar {
     display: flex;
     justify-content: space-around;
     align-items: center;
     border-top: 1px solid #ccc;
     padding: 10px 0;
     position: fixed;
     bottom: 0;
     width: 100%;
     background: white;
     z-index: 100;
     box-shadow: 0 -2px 5px rgba(0, 0, 0.1);
 }


 .dropdown-content {
     display: none;
     position: absolute;
     background-color: white;
     min-width: 1px;
     box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.2);
     z-index: 1;
 }

 .dropdown-content li a {
     padding: 2px;
     display: block;
     color: black;
 }

 .dropdown:hover .dropdown-content {
     display: block;
 }

// Style Login
        body {
            margin: 0;
            font-family: Arial, sans-serif;
            background: #fef6ef;
        }
    
        .lheader {
            background: #f9c17a;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #000;
        }
    
        .lheader-left {
            display: flex;
            align-items: center;
        }
    
        .lheader-left img {
            width: 60px;
            border-radius: 50%;
            margin-right: 10px;
        }
    
        .lheader-right {
            font-size: 14px;
        }
    
        .lsection {
            background: #fff;
            margin-top: 10px;
            padding: 15px;
            border-radius: 10px;
        }
    
        .lsection h3 {
            margin-bottom: 10px;
        }
    
        .lgrid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            text-align: center;
            font-size: 13px;
        }
    
        .lgrid-item {
            color: #333;
        }
    
        .lgrid-item img {
            width: 28px;
            height: 28px;
            margin-bottom: 5px;
        }