.floating-button-container {
    position: fixed;
    top: 110px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    transition: margin-right 0.3s;
}

.floating-button {
    padding: 10px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-bottom: 10px;
    transition: transform 0.3s;
}

/* fixed header */
.fixed-header th {
    position: sticky;
    top: 0;
    background-color: white;
    z-index: 999;
}