body {
    font-family: Arial, sans-serif;
    padding: 20px;
    max-width: 800px;
    margin: auto;
    background-color: #f9f9f9;
}

h2 {
    color: #333;
}

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

li {
    padding: 10px;
    border: 1px solid #ddd;
    margin-bottom: 10px;
    background-color: #fff;
    transition: background-color 0.3s;
}

li:hover {
    background-color: #e9e9e9;
}

.completed {
    text-decoration: line-through;
    color: #999;
}

#progressBar {
    height: 30px;
    background-color: #ddd;
    border-radius: 15px;
    margin-bottom: 20px;
}

#progressBarInner {
    height: 100%;
    background-color: #76c7c0;
    border-radius: 15px;
    width: 0%;
}

#chartContainer {
    height: 350px;
    margin-bottom: 30px;
    margin-top: 30px;
}

#chartContainer canvas {
    height: 350px;
    width: 100%;
}