body {
    background-color: #eef5ff;
}

.tooltip-help-icon {
    position: fixed;
    top: 20px;
    right: 24px;
    z-index: 999;
    cursor: pointer;
}

.tooltip-help-icon img {
    width: 25px;
    height: 25px;
}

.tooltip-help-icon .tooltip-text {
    visibility: hidden;
    width: 260px;
    background-color: #333;
    color: #fff;
    text-align: left;
    border-radius: 10px;
    padding: 12px;
    position: absolute;
    top: 30px;
    right: 0;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 13px;
    line-height: 1.5;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.tooltip-help-icon:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

.form-container {
    max-width: 600px;
    background-color: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    margin: 80px auto;
    text-align: center;
}

.form-container h1 {
    margin-bottom: 20px;
}

.btn-primary {
    width: 48%;
    border-radius: 30px;
    background-color: #4c89fb;
    border: none;
}

.btn-warning {
    width: 48%;
    border-radius: 30px;
    background-color: #ffc107;
    border: none;
    color: black;
}

.table-container {
    margin: 40px auto;
    max-width: 800px;
}

#sentimentChart {
    width: 400px !important;
    height: 400px !important;
    margin: 0 auto;
    display: block;
}

.chart-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.dataset-link {
    position: fixed;
    bottom: 16px;
    left: 20px;
    font-size: 14px;
    color: #007bff;
    text-decoration: none;
    z-index: 999;
}

.dataset-link:hover {
    text-decoration: underline;
}