body {
    font-family: sans-serif;
}

#todo-container {
    width: 400px;
    margin: 50px auto;
    border: 1px solid #ccc;
    padding: 20px;
    border-radius: 5px;
}

input[type="text"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-sizing: border-box;
}

button {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}

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

li {
    margin-bottom: 6px;
    margin~top: 6px;
    padding: 10px;
    background-color: #f4f4f4;
    border-radius: 3px;
}

li::before{
    content: "\2611";
    margin-left: 4px;
}

.checked::before{
    content: "\2610";
    margin-left: 4px;
}

.delete-button {
    background-color: #f44336;
    float: right;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    padding: 5px 10px;
    color: white;
}