body{margin:0;padding:0;background-color:#000;color:#fff;font-family:sans-serif;display:flex;justify-content:center;align-items:center;min-height:100vh}#brochure-container{width:90%;max-width:500px;text-align:center;padding:20px;margin:0 auto}#brochure-container.two-page-large{max-width:750px}#page-display{border:1px solid #333;box-shadow:0 0 10px #ffffff1a;margin-bottom:20px;display:flex;gap:0}#brochure-page-left{width:100%;height:auto;display:block}#brochure-page-right{display:none}#page-display.two-page-view #brochure-page-left,#page-display.two-page-view #brochure-page-right{width:50%;height:auto;display:block}#page-display.two-page-view[data-current-page-is-single=true] #brochure-page-left{width:100%}#page-display.two-page-view[data-current-page-is-single=true] #brochure-page-right{display:none}#controls{display:flex;justify-content:space-around;align-items:center;gap:10px;flex-wrap:wrap}#controls button{padding:10px 20px;background-color:#333;color:#fff;border:none;cursor:pointer;border-radius:5px;transition:background-color .3s}#controls button:hover:not(:disabled){background-color:#555}#controls button:disabled{background-color:#1a1a1a;color:#666;cursor:not-allowed}@media(max-width:600px){#brochure-container{width:100%;padding:10px}#controls{justify-content:center;gap:5px}#controls button{width:45%;margin:5px 0}#toggle-view-btn{width:90%}}