body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        .navbar {
            width: 100%;
            overflow: hidden;
            background-color: #333;
            top: 0;
        }
        .navbar a {
            float: left;
            display: block;
            color: #f2f2f2;
            text-align: center;
            padding: 14px 16px;
            text-decoration: none;
        }
        .navbar a:hover {
            background-color: #ddd;
            color: black;
        }
        .dropdown {
            float: left;
            overflow: hidden;
        }
        .dropdown .dropbtn {
            cursor: pointer;
            font-size: 16px;    
            border: none;
            outline: none;
            color: white;
            padding: 14px 16px;
            background-color: inherit;
        }
        .dropdown-content {
            display: none;
            position: absolute;
            background-color: #f9f9f9;
            min-width: 160px;
            z-index: 1;
        }
        .dropdown-content a {
            float: none;
            color: black;
            padding: 12px 16px;
            text-decoration: none;
            text-align: left;
            display: block;
        }
        .dropdown-content a:hover {
            background-color: #ddd;
        }
        .dropdown:hover .dropdown-content {
            display: block;
        }

        .box {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 30px;
            gap: 5px;
        }
        .box .inner {
            position: relative;
            width: 300px;
            height: 100px;
            line-height: 100px;
            font-size: 2em;
            font-family: sans-serif;
            font-weight: bold;
            white-space: nowrap;
            overflow: hidden;
            box-shadow: 3px 6px black;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .box .inner:first-child {
            background-color: DeepSkyBlue;
            color: LightCyan;
            transform-origin: right;
            transform: perspective(100px) rotateY(-15deg);
        }
        .box .inner:last-child {
            background-color: LightSkyBlue;
            color: Navy;
            transform-origin: left;
            transform: perspective(100px) rotateY(15deg);
        }
        .box .inner span {
            position: absolute;
            animation: marquee 5s linear infinite;
        }
        .box .inner:first-child span {
            animation-delay: 2.5s;
            left: -100%;
        }
        @keyframes marquee {
            from {
                left: 100%;
            }
            to {
                left: -100%;
            }
        }

        #messageBox {
            border: 1px solid #ccc;
            padding: 20px;
            margin: 20px auto;
            font-size: 16px;
            background-color: #f9f9f9;
            width: 80%;
            max-width: 600px;
            border-radius: 5px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            overflow: auto;
        }
        #messageBox pre {
            white-space: pre-wrap;
            word-wrap: break-word;
            margin: 0;
        }
        #copyButton {
            padding: 10px 20px;
            font-size: 16px;
            cursor: pointer;
            width: 60%;
            margin: 10px auto;
            display: block;
	    transform: translateY(4px);
	    box-shadow: 0 5px #666;	
        }
        .footer {
            text-align: center;
            position: fixed;
            left: 0;
            bottom: 0;
            color: white;
            background-color: hsl(0, 0%, 20%);
            font-size: 12px;
            border-radius: 5px 5px 0 0;
            width: 100%;
            padding: 10px 0;
        }
        .footer a {
            text-decoration: none;
            color: white;
        }