* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

       

        .header-label {
            background-color: #d32f2f;
            color: white;
            display: inline-block;
            padding: 5px 15px;
            font-size: 12px;
            font-weight: bold;
            text-transform: uppercase;
            margin-bottom: 20px;
        }

        .main-title {
            font-size: 48px;
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .number-seven {
            color: #00a0e9;
            font-size: 120px;
            display: block;
            line-height: 1;
            margin-bottom: -40px;
        }

        .subtitle {
            font-size: 18px;
            color: #000;
            border-left: 4px solid #00a0e9;
            padding-left: 15px;
            margin: 30px 0;
            line-height: 1.4;
        }

        .highlight {
            background-color: #ffff00;
            padding: 2px 5px;
        }

        .author {
            font-size: 12px;
            color: #666;
            text-transform: uppercase;
            margin-bottom: 30px;
        }

        .article-text {
            font-size: 14px;
            line-height: 1.8;
            text-align: justify;
            column-count: 1;
        }

        .drop-cap {
            font-size: 60px;
            float: left;
            line-height: 0.8;
            margin-right: 10px;
            margin-top: 5px;
            font-weight: bold;
        }

        .info-box {
            background-color: #f5f5f5;
            border: 3px solid #000;
            padding: 20px;
            margin: 30px 0;
        }

        .info-box-title {
            font-size: 18px;
            font-weight: bold;
            text-transform: uppercase;
            margin-bottom: 15px;
            color: #000;
        }

        .info-box ul {
            list-style: none;
            padding-left: 0;
        }

        .info-box li {
            padding: 8px 0;
            padding-left: 20px;
            position: relative;
            font-size: 14px;
        }

        .info-box li:before {
            content: "■";
            color: #00a0e9;
            position: absolute;
            left: 0;
        }

        .footer-info {
            border-top: 8px solid #00a0e9;
            padding-top: 15px;
            margin-top: 30px;
            font-size: 12px;
            color: #666;
        }

        @media (max-width: 768px) {
           

            .main-title {
                font-size: 36px;
            }

            .number-seven {
                font-size: 80px;
                margin-bottom: -20px;
            }

            .subtitle {
                font-size: 16px;
            }

            .article-text {
                font-size: 14px;
                line-height: 1.7;
            }

            .drop-cap {
                font-size: 48px;
            }
        }

.exercise-block {
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 1px solid #ddd;
        }

        .exercise-title {
            font-size: 28px;
            font-weight: 900;
            text-transform: uppercase;
            margin-bottom: 10px;
            line-height: 1;
        }

        .instruction-header {
            font-weight: bold;
            text-transform: uppercase;
            margin-top: 15px;
            margin-bottom: 5px;
            font-size: 14px;
        }

        p {
            line-height: 1.6;
            font-size: 16px;
            margin-bottom: 10px;
        }

        .ferguson-quote {
            font-style: italic;
            border-left: 4px solid #000;
            padding-left: 15px;
            margin: 15px 0;
            background-color: #f9f9f9;
            padding: 10px 15px;
        }

        .sets-reps {
            font-weight: bold;
            text-transform: uppercase;
            font-size: 14px;
            margin-top: 15px;
        }
 .blue-box {
        background-color: var(--primary-blue);
        color: white;
        padding: 25px;
        margin: 20px 0;
    }

    .blue-box h2 {
        margin-top: 0;
        font-size: 28px;
        line-height: 1.1;
        text-transform: uppercase;
        font-weight: 900;
    }

    .blue-box .label {
        font-weight: bold;
        text-transform: uppercase;
        margin-bottom: 5px;
        display: block;
        font-size: 14px;
    }

    .blue-box p {
        line-height: 1.5;
        font-size: 16px;
        margin-bottom: 15px;
    }

    .blue-box .quote {
        font-style: italic;
        border-left: 3px solid white;
        padding-left: 15px;
        margin: 15px 0;
    }

    .blue-box .sets {
        font-weight: 900;
        text-transform: uppercase;
        font-size: 14px;
    }

    /* Style for the White Box (Right side in original) */
    .white-box {
        background-color: white;
        color: var(--text-black);
        padding: 0 20px;
        margin: 20px 0;
        border-left: 5px solid var(--primary-blue);
    }

    .white-box h2 {
        margin-top: 0;
        font-size: 24px;
        line-height: 1.1;
        text-transform: uppercase;
        font-weight: 900;
        color: var(--text-black);
    }

    .white-box .label {
        font-weight: bold;
        text-transform: uppercase;
        margin-bottom: 5px;
        display: block;
        font-size: 14px;
        color: var(--primary-blue);
    }

    .white-box p {
        line-height: 1.5;
        font-size: 16px;
        margin-bottom: 15px;
    }

    .white-box .quote {
        font-style: italic;
        border-left: 3px solid var(--primary-blue);
        padding-left: 15px;
        margin: 15px 0;
        color: #555;
    }

    .white-box .sets {
        font-weight: 900;
        text-transform: uppercase;
        font-size: 14px;
    }