/* CRITICAL: Ensure html and body take up full height of the viewport */
        html, body, #root {
            height: 100%;
            margin: 0;
        }

        /* Custom CSS to handle responsive text size */
        .text-clamp-xl {
            /* Increased font size for the main time display */
            font-size: clamp(5rem, 25vw, 16rem);
        }

        .text-clamp-lg {
            /* Increased font size for the delay seconds */
            font-size: clamp(4rem, 20vw, 10rem);
        }

        .text-clamp-sm {
            /* Increased font size for the smaller time display below delay */
            font-size: clamp(1.5rem, 5vw, 3rem);
        }

        body {
            background-color: #1a202c; /* Ensure the body has a dark background */
        }

        .settings-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        @media (min-width: 768px) {
            .settings-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* Removed fixed height and centered content. Now relies on content and padding. */
        .time-display-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            /* Tighter spacing between elements */
            gap: 0.5rem;
        }

        /* Style for the editable title inputs */
        .editable-title-input {
            background-color: transparent;
            border: none;
            padding: 0;
            margin: 0;
            text-align: center;
            font-weight: 600;
            color: inherit;
            width: 100%;
        }
        .editable-title-input:focus {
            outline: none;
        }

        /* Style for the inline number inputs in settings */
        .inline-number-input {
            background-color: transparent;
            border: none;
            padding: 0;
            text-align: right;
            font-weight: 600;
            color: white;
            width: 60px; /* Adjusted width to show three digits */
            -moz-appearance: textfield; /* Hide number arrows on Firefox */
        }

        .inline-number-input::-webkit-outer-spin-button,
        .inline-number-input::-webkit-inner-spin-button {
            -webkit-appearance: none;
            margin: 0; /* Hide number arrows on Chrome, Safari, Edge */
        }

        .inline-number-input:focus {
            outline: none;
        }

        .history-entry:nth-child(even) {
            background-color: #1f2937; /* Darker gray for alternating rows */
        }

        .history-entry:nth-child(odd) {
            background-color: #374151; /* Lighter gray for alternating rows */
        }