body {
    font-family: Arial, sans-serif;
    background-color: darkgray;
}

.container {
    max-width: 500px;
    margin: 50px auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
}

.taskArea {
    display: flex;
    gap: 10px;
}

input {
    flex: 1;
    padding: 8px;
}

button {
    padding: 8px 12px;
    cursor: pointer;
}

button:hover {
    background-color: lightblue;
    color: black;
}


ul {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}


li {
    padding: 8px;
    display: flex;
    justify-content: space-between;
    cursor: pointer;
}


.completed {
    text-decoration: line-through;
    opacity: 0.6;
}

li button {
    background: none;
    border: none;
    color: red;
    font-size: 16px;
    font-weight: bold;
}