body {

    font-family: Arial, sans-serif;

    margin: 0;

    padding: 0;

}



.container {

    display: flex;

    flex-direction: row;

    height: 100vh;

}



.pane {

    flex: 1;

    padding: 20px;

    box-sizing: border-box;

}



.left, .right {

    border: 1px solid #ccc;

}



#task-form input, #task-form textarea {

    display: block;

    width: 100%;

    margin-bottom: 10px;

    padding: 8px;

    box-sizing: border-box;

}



#add-task-btn {

    padding: 10px;

    width: 100%;

}



#task-list li {

    padding: 10px;

    border-bottom: 1px solid #ccc;

}



#task-list li.done {

    text-decoration: line-through;

}



#org-editor {

    width: 100%;

    height: 100%;

    box-sizing: border-box;

}



#error-bar {

    position: fixed;

    bottom: 0;

    left: 0;

    width: 100%;

    padding: 10px;

    background-color: #ffdddd;

    color: red;

    display: none;

    cursor: pointer;

}



@media (max-width: 768px) {

    .container {

        flex-direction: column;

    }

}