body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;
    overflow-y: scroll;
}

.container {
    max-width: 1200px;
    margin: 20px auto;
    background: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#calendar {
    width: 100%;
    margin: 0 auto;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    width: 400px;
    max-width: 100%;
}

.modal-content input {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #ddd;
}

.modal-content button {
    background-color: #28a745;
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
}

.modal-content button:hover {
    background-color: #218838;
}

.close {
    float: right;
    font-size: 20px;
    cursor: pointer;
}

#pdf-download-btn {
    background-color: #009000; 
    border: none; 
    color: white; 
    padding: 15px 32px; 
    text-align: center; 
    text-decoration: none; 
    display: inline-block; 
    font-size: 16px; 
    margin: 4px 2px; 
    cursor: pointer; 
    border-radius: 10px; 
}  

#pdf-download-btn:hover {
    background-color: #006000;
}

#pdf-download-btn:active {
    background-color: #004000;
}

#delete-task-btn {
    background-color: #ff0000;
}

#delete-task-btn:hover {
    background-color: #aa0000;
}

.search-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

#date-search {
    width: 150px;
    padding: 5px;
    margin: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

#date-picker {
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
    margin: 10px;
}

.search-container span {
    margin: 0 10px;
    font-size: 14px;
    color: #333;
}

#search-btn {
    padding: 6px 12px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
}

#search-btn:hover {
    background-color: #0056b3;
}

#yearly-calendar {
    display: inline-block;
    padding: 20px;
    font-size: 20px;
    margin: 10px;
    background-color: #28a745;
    color: #fff;
}

#yearly-calendar:hover {
    background-color: #218838;
}

.fc-header-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
}

.fc-header-toolbar .fc-toolbar-chunk {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}

.fc-header-toolbar .fc-toolbar-chunk:first-child,
.fc-header-toolbar .fc-toolbar-chunk:last-child {
    flex: 1 1 auto;
}

.fc-header-toolbar .fc-toolbar-chunk:nth-child(2) {
    flex: 1 1 100%;
    text-align: center;
}

@media screen and (max-width: 600px) {
    .fc-header-toolbar .fc-toolbar-chunk {
        justify-content: center;
        margin-bottom: 10px;
    }
}