body.dark-theme {
    background-color: #1a1a1a;
    color: #fff;
    /* container:  #1a1a1a; */
}

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    margin: 0;
    padding: 0;
}
.container {
    width: 80%;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}
nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    background-color: #007BFF;
    overflow: hidden;
    border-radius: 8px 8px 0 0;
}
nav ul li {
    display: inline;
    float: left;
}
nav ul li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 20px;
    text-decoration: none;
}
nav ul li a:hover {
    background-color: #0056b3;
}
footer ul {
    list-style-type: none;
    padding: 0;
    margin: 20px 0 0 0;
    text-align: center;
}
footer ul li {
    display: inline;
    margin-right: 20px;
}
footer ul li a {
    text-decoration: none;
    color: #007BFF;
}
footer ul li a:hover {
    color: #0056b3;
}

/* Styles for tabs */
.tabs {
    display: flex;
    margin-bottom: 10px;
}
.tablink {
    background-color: #f1f1f1;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 10px 20px;
    transition: background-color 0.3s;
    margin-right: 10px;
    border-radius: 4px;
}
.tablink:hover {
    background-color: #ddd;
}
.tabcontent {
    display: none;
}
.tabcontent.active {
    display: block;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: #f9f9f9;
}

/* Table styles */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}
th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}
th {
    background-color: #007BFF;
    color: white;
}
tr:hover {
    background-color: #f1f1f1;
}


h1 {
    text-align: center;
    color: #333;
}
.tabs {
    display: flex;
}
.tab {
    cursor: pointer;
    padding: 10px;
    margin-right: 10px;
    background-color: #ddd;
    border-radius: 4px 4px 0 0;
}
.tab.active {
    background-color: #fff;
    border-bottom: 1px solid #ddd;
}
.tab-content {
    display: none;
    padding: 20px 0;
}
.tab-content.active {
    display: block;
}

.active {
    display: block;
}
/* .tab {
    cursor: pointer;
}
.tab:hover {
    background-color: #9898e4;
} */


/* Dark theme styles */
.dark-theme {
    background-color: #333;
    color: white;
}

.dark-theme .container {
    border-color: #666;
}