body {
    font-family: Arial, sans-serif;
    background-color: white;
    color: #333;
    margin: 0;
    padding: 20px;
}
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f0f0f0;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
h1, h2, h3 {
    color: green;
}
input, button {
    margin: 5px;
    padding: 10px;
    border: 1px solid green;
    border-radius: 4px;
}
button {
    background-color: green;
    color: white;
    cursor: pointer;
}
button:hover {
    background-color: darkgreen;
}
#timer-display {
    font-size: 30px;
    color: red;
    text-align: center;
    margin: 10px 0;
    border: 2px solid red;
    border-radius: 8px;
    padding: 10px;
    width: 150px;
    margin: 10px auto;
}
#pomodoro-status, #cycle-count {
    font-size: 18px;
    margin: 10px 0;
    color: green;
}
#calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
    margin: 20px 0;
}
.day {
    background-color: white;
    border: 1px solid green;
    padding: 10px;
    text-align: center;
    min-height: 100px;
    overflow: auto;
}
.day.header {
    font-weight: bold;
    background-color: lightgray;
}
.day.has-event {
    background-color: lightgreen;
}
.task-desc {
    color: blue;
    display: block;
    font-size: smaller;
}
#event-list, #session-logs {
    list-style-type: none;
    padding: 0;
}
#event-list li, #session-logs li {
    background-color: white;
    margin: 5px 0;
    padding: 10px;
    border: 1px solid green;
    border-radius: 4px;
    display: flex;
    align-items: center;
}
#event-list li.completed {
    background-color: yellow;
}
#event-list li input[type="checkbox"] {
    margin-right: 10px;
}
#event-list li button.delete-btn, #event-list li button.edit-btn {
    margin-left: 10px;
    background-color: blue;
    color: white;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
}
#event-list li button.edit-btn:hover {
    background-color: darkblue;
}
#event-list li button.delete-btn {
    background-color: red;
    margin-left: auto;
}
#event-list li button.delete-btn:hover {
    background-color: darkred;
}
#event-list li .edit-form {
    display: flex;
    flex-direction: column;
    width: 100%;
}
#event-list li .edit-form input {
    margin: 5px 0;
}
#progress-section {
    margin: 20px 0;
    padding: 10px;
    border: 1px solid green;
    border-radius: 4px;
    background-color: white;
}
#work-done, #efficiency {
    font-size: 18px;
    margin: 10px 0;
    color: green;
}
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
   
    #calendar {
        grid-template-columns: repeat(7, 1fr);
    }
   
    input, button {
        width: 100%;
        margin: 5px 0;
    }
   
    #timer-display {
        font-size: 28px;
        width: 100%;
    }
}