* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body, html {
            width: 100%;
            height: 100%;
            font-family: Arial, sans-serif;
        }
        
        .header {
            width: 100%;
            height: 80px; /* Adjust header height as needed */
            background-color: rgba(0, 0, 0, 0.8);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            position: fixed;
            top: 0;
            left: 0;
            z-index: 10;
        }
        
        .background-container {
            position: absolute;
            top: 80px; /* Adjust to match header height */
            width: 100%;
            height: calc(100% - 80px);
            background: url('../content/main/female-body-wearing-small-slip_L7A7868-1_0.v-11.jpg') no-repeat center center;
            background-size: 100% auto; /* Scale proportionally to width */
            filter: grayscale(85%); /* Desaturate colors */
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 20px;
            transition: filter 0.3s ease;
        }
        
        .content {
            position: relative;
            z-index: 2;
            color: white;  
        }
        
        .text-change {
            transition: color 0.3s ease;
        }
        
        .button:hover ~ .text-change {
            color: black;
        }
        
        .button-container {
            margin-top: 20px;
        }
        
        .button {
            padding: 10px 20px;
            margin: 10px;
            font-size: 18px;
            border: none;
            cursor: pointer;
            color: white;
            background-color: rgba(0, 0, 0, 0.6);
            border-radius: 5px;
            transition: background-color 0.3s ease;
        }
        
        .button:hover {
            background-color: rgba(0, 0, 0, 0.8);
        }