style.css

/* General Styles */
body {
    font-family:  Roboto, sans-serif;
    background-color: #34a7ce;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background: #fffbfb;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 4px 200px rgba(255, 255, 255, 0.87);
    width: 500px;
    max-width: 90%; 
    text-align: center;
}

h1 {
    margin-bottom: 20px;
    color: #333;
}

form {
    margin-bottom: 20px;
}

input[type="text"], input[type="date"], select {
    width: calc(100% - 30px);
    padding: 12px;
    border: 1px solid #ddd;
    background-color: #e0feff;
    border-radius: 10px;
    margin-bottom: 10px;
    font-size: 1em;
}

button, .complete-btn, .delete-btn{
    padding: 12px 25px;
    align-self: center;
    background: #34a7ce;
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
}

button:hover {
    background:  #195366;
}

button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* Task List Styling */
.task-list {
    list-style-type: none;
    padding: 0;
    margin-top: 20px;
}

li {
    padding: 12px;
    margin-bottom: 10px;
    border-radius: 10px;
    background-color: #ffffff;
    border: 1px solid #ddd;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

li.completed {
    background-color: #e0feff;
    text-decoration: line-through;
    color: #666;
}

.priority, .due-date {
    font-size: 0.9em;
    color: #555;
    margin-left: 10px;
}


.complete-btn:hover, .delete-btn:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* Edit Task Form */
.edit-form {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
}

.edit-form input[type="text"] {
    width: 75%;
    padding: 8px;
    border: 1px solid #ddd;
    background-color: #e0feff;
    border-radius: 4px;
}

.edit-form button {
    padding: 8px 16px;
    background-color:#34a7ce;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.edit-form button:hover {
    background-color: #257e9b;
}

/* Tab Navigation */
.tab {
    display: flex;
    justify-content: space-around;
    margin-bottom: 20px;
}

.tab button {
    padding: 10px 20px;
    background-color: #f1f1f1;
    color: #34a7ce;
    border: 1px solid #ddd;
    border-radius: 6px 6px 0 0;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.tab button.active {
    background-color: #34a7ce;
    color: #ffffff;
    border-bottom: 1px solid white;
}

.tab button:hover {
    background-color: #34a7ce;
    color: #ffffff;
}

/* Tab Content Styling */
.tab-content {
    display: none;
    padding: 20px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 0 0 6px 6px;
}

.tab-content.active {
    display: block;
}
      
 /* Task list styles */
.task-list li.completed {
    text-decoration: line-through;
        }
.edit-form, .delete-btn, .complete-btn {
    margin-top: 5px;
 }