body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #2a80b9;
}

header {
    background: #2a80b9;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

#overview {
    background-color: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}

#overview h2 {
    color: #333;
    border-bottom: 2px solid #2a80b9;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

#overview p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

#overview ul {
    list-style-type: none;
    padding: 0;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

#overview li {
    flex-basis: 48%;
    background-color: #fff;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

#overview li span {
    display: block;
    font-size: 24px;
    font-weight: bold;
    color: #2a80b9;
    margin-top: 5px;
}

div {
    padding: 20px;
    margin: 10px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 18px;
    text-align: left;
}

table th, table td {
    padding: 12px;
    border-bottom: 1px solid #ddd;
}

table th {
    background-color: #2a80b9;
    color: white;
    text-align: left;
}

table tr:nth-child(even) {
    background-color: #f9f9f9;
}

table tr:hover {
    background-color: #f1f1f1;
}

table td {
    vertical-align: top;
}

table td:nth-child(1) {
    font-weight: bold;
}

.chart {
    margin-top: 20px;
    display: inline-block;
    width: 35%;
    max-width: 400px;
    vertical-align: top;
    padding: 10px;
}

.chart h2 {
    margin-top: 0;
}

footer {
    text-align: center;
    padding: 10px 0;
    background: #2a80b9;
    color: #fff;
    position: relative;
    bottom: 0;
    width: 100%;
}

.predict {
    background-color: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.predict h2 {
    color: #333;
    border-bottom: 2px solid #2a80b9;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.prediction-form {
    margin-bottom: 20px;
}

.prediction-form label {
    display: block;
    margin-bottom: 5px;
}

.prediction-form select, .prediction-form button {
    padding: 10px;
    margin-right: 10px;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.prediction-form button {
    background-color: #2a80b9;
    color: white;
    border: none;
    cursor: pointer;
}

.prediction-form button:hover {
    background-color: #1c638f;
}

.prediction-result {
    background-color: #fff;
    padding: 15px;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

#feedback > div {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

#feedback h2 {
    color: #333;
    text-align: center;
    margin-bottom: 15px;
}

#feedback span {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

#feedback select,
#feedback textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#feedback textarea {
    height: 100px;   
    resize: none;
    padding: 0;
}

#feedback button {
    background-color: #2a80b9;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

#feedback button:hover {
    background-color: #1c638f;
}