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#e0e0e0;--user-msg-bg: #2c5282;--assistant-msg-bg: #2d3748;--border-color: #4a5568;--input-bg: #2d3748;--button-bg: #4299e1;--button-hover: #3182ce;--link-color: #63b3ed;--code-bg: rgba(255, 255, 255, .1);--font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Roboto Mono", Menlo, Monaco, Consolas, monospace;font-size:14px}body{background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-sans);line-height:1.6}comment with these styles */ body{background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-sans);line-height:1.6}.chat-container{max-width:800px;margin:0 auto;height:100vh;display:flex;flex-direction:column;padding:20px;background-color:var(--bg-color)}.chat-messages{flex-grow:1;overflow-y:auto;margin-bottom:20px;padding:10px;border:1px solid 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0;padding-left:1em;border-left:4px solid var(--border-color);color:var(--text-color);opacity:.8}.markdown-content th,.markdown-content td{border:1px solid var(--border-color);padding:6px 13px}.markdown-content tr:nth-child(2n){background-color:var(--code-bg)}.copy-button{position:absolute;top:4px;right:4px;padding:2px 4px;font-size:.85rem;background-color:var(--input-bg);color:var(--text-color);border:1px solid var(--border-color);border-radius:4px;cursor:pointer;transition:all .2s 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