@charset "UTF-8";
body{
	width: 980px;
	font-family: Open Sans, Cambria, "Hoefler Text", "Liberation Serif", Times, "Times New Roman", "serif";
	margin: 0 auto;
	padding: 0;
	background-color:#FFFFFF;
}
/*Menu ngang*/
.navbar {
background-color: #01095E;
border-radius:15px 15px 0px 0px;
margin-bottom: 2px;
}

ul {
list-style: none;
margin: 0;
padding: 0;
overflow: hidden;
}

li {
float: left;
}

a {
display: block;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}

a:hover {
background-color: #ddd;
color: black;
}

.dong{
	max-width: 980px;
	text-align: center;
	font-size: 60px;
  font-weight: bold;
  color: #ff4b5c;
  text-shadow: 1px 1px 0 #ccc,
               2px 2px 0 #bbb,
               3px 3px 0 #aaa,
               4px 4px 0 #999,
               5px 5px 15px rgba(0,0,0,0.5);
    text-transform: uppercase;
    margin-bottom: 4px;
	border: 2px solid #9F9E9E;        
                 
    box-shadow: 0 4px 8px rgba(0,0,0,0.15); 
}
.container {
      max-width: 980px;
      margin: 5px auto;
      padding: 20px;
    }

    /* Grid chia 2 cột */
    .weeks {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    /* Card tuần (button) */
    .week-btn {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #fff;
      border-radius: 12px;
      padding: 15px 20px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.05);
      border: none;
      width: 95%;
      cursor: pointer;
      transition: transform 0.2s, box-shadow 0.2s;
      text-align: left;
	  margin-bottom: 20px;
    }

    .week-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 14px rgba(0,0,0,0.1);
    }

    .week-text {
      display: flex;
      flex-direction: column;
    }

    .week-label {
      font-size: 12px;
      color: #888;
      text-transform: uppercase;
      margin-bottom: 4px;
    }

    .week-title {
      font-size: 18px;
      font-weight: bold;
      margin: 0;
      color: #111;
    }
.chualam
{
	font-size: 18px;
      font-weight: bold;
      margin: 0;
      color: #FF0303;
}
    .week-desc {
      font-size: 14px;
      color: #555;
      margin-top: 4px;
    }

    .arrow {
      font-size: 20px;
      color: #aaa;
    }

 @media (max-width: 100%) {
      .weeks {
        grid-template-columns: 1fr;
      }
    }

main {
      flex: 1; /* đẩy footer xuống cuối trang */
    }

    /* Footer */
    footer {
      background: linear-gradient(135deg, #2e59d9, #1cc88a); /* xanh đậm -> xanh nhạt */
      color: #fff;
      text-align: center;
      padding: 20px 10px;
      font-size: 16px;
      font-weight: 500;
      box-shadow: 0 -3px 8px rgba(0,0,0,0.2);
      letter-spacing: 0.5px;
    }

    footer a {
      color: #fff;
      font-weight: bold;
      text-decoration: none;
      margin: 0 10px;
      transition: color 0.3s;
    }

    footer a:hover {
      color: #ffe066; /* vàng nhạt khi hover */
    }

    .copyright {
      font-size: 14px;
      margin-top: 8px;
      color: rgba(255,255,255,0.8);
    }