Responsive Design:

Our website will not only be optimized for desktop, tablet, and mobile smartphones, we will guarantee that the layouts of our website will adapt to every screen size using the latest techniques in CSS-including Flexbox and Grid. Stock Listings and Search Users can search for stock symbols and view real-time data about the stocks on percentages change, trade volume, and more.

Interactive Charting:

Integrate Chart.js or Highcharts, a JavaScript library. The site would then show how well the stock is performing in interactive charts with charting options to be customized.

Live Stock Data:

Through the integration of APIs like Yahoo Finance or Alpha Vantage, all live stock market data, including price updates and the market’s trends, will be shown.

User Authentication:

With this, it will implement a login and register system where accounts can be created, logged in, and portfolios can be saved.

Simulated Trading:

Users will be able to buy and sell stocks in the simulated scenario, view the portfolio performance, and observe the profit/loss based on the variation of the stock.

Order Management:

It will include placement of orders (market and limit) along with viewing history of transactions, but it will also include managing open orders.

Clean UI/UX Design:

It will have a clean, modern interface with a fine typography and an intuitive navigation along with excellent interactive elements for enhancing the user experience.

Technologies Used:
HTML: Utilize semantic HTML tags to structurally organize the website.
CSS: Use the prespecified styles, Flexbox, Grid, and media queries for a responsive layout. Even quick design can be achieved using CSS frameworks such as Bootstrap.
JavaScript: Use events to track user interactions, fetching of the stock data and powering on dynamic features that include charting, form validation, API integration.
API Integration: The financial data APIs will allow fetching of live stock market information.
This template of stock trading website provides the basis for developing a strong online trading platform that easily scales to serve real-time trading, data analysis, and user portfolio management capabilities.