.containertools {
        max-width: 1000px;
        margin: 0 auto;
        background-color: white;
        border-radius: 15px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        overflow: hidden;
    }

    header {
        background-color: #ff0000;
        color: white;
        padding: 25px;
        text-align: center;
    }

    h1 {
        font-size: 35px;
        margin-bottom: 10px;
    }

    .subtitle {
        font-size: 18px;
        opacity: 0.9;
    }

    .calculator-container {
        padding: 30px;
    }

    .input-section {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        margin-bottom: 30px;
    }

    @media (max-width: 600px) {
        .input-section {
            grid-template-columns: 1fr;
        }
    }

    .input-group {
        margin-bottom: 20px;
    }

    label {
        display: block;
        margin-bottom: 8px;
        font-weight: 600;
        color: #555;
        font-size: 16px;
    }

    .selectyt {
        width: 100%;
        padding: 12px 15px;
        border: 1px solid #ddd;
        border-radius: 8px;
        font-size: 16px;
        transition: border 0.3s;
    }

    input:focus, select:focus {
        border-color: #ff0000;
        outline: none;
    }

    .slider-container {
        display: flex;
        align-items: center;
        gap: 15px;
    }

    .slider-container input {
        flex: 1;
    }

    .slider-value {
        min-width: 60px;
        text-align: center;
        font-weight: 600;
        color: #ff0000;
        font-size: 16px;
    }

    .results-section {
        background-color: #f9f9f9;
        border-radius: 10px;
        padding: 25px;
        margin-top: 20px;
    }

    .results-section h2 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .results-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        margin-top: 20px;
    }

    @media (max-width: 500px) {
        .results-grid {
            grid-template-columns: 1fr;
        }
    }

    .result-card {
        background-color: white;
        border-radius: 10px;
        padding: 20px;
        text-align: center;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        border-left: 4px solid #ff0000;
    }

    .result-title {
        font-size: 14px;
        color: #777;
        margin-bottom: 10px;
    }

    .result-value {
        font-size: 29px;
        font-weight: 700;
        color: #ff0000;
    }

    .result-subtitle {
        font-size: 13px;
        color: #999;
        margin-top: 5px;
    }

    .chart-container {
        margin-top: 30px;
        height: 200px;
        position: relative;
        background-color: #f5f5f5;
        border-radius: 10px;
        padding: 15px;
    }

    .chart-bar {
        position: absolute;
        bottom: 0;
        width: 12%;
        background-color: #ff0000;
        border-radius: 5px 5px 0 0;
        transition: height 0.5s ease;
    }

    .chart-label {
        position: absolute;
        bottom: -25px;
        width: 100%;
        text-align: center;
        font-size: 13px;
        color: #666;
    }

    .note {
        margin-top: 25px;
        font-size: 14px;
        color: #777;
        line-height: 1.5;
        padding: 15px;
        background-color: #f0f0f0;
        border-radius: 8px;
    }

    .note strong {
        font-size: 14px;
    }