bootstrap4

<!doctype html>
    <html lang="en">
    <head>
        <!-- Required meta tags -->
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

        <!-- Bootstrap CSS -->
        <link rel="stylesheet" href="css/bootstrap.min.css">
        <link href="style.css" rel="stylesheet">
    </head>
    <body>
        <br>
        <nav class="navbar navbar-expand-md bg-transparent width=100%">
            <div class="container-fluid">
                  <button type="button" class="btn btn-primary btn-sn">Go Back</button>
            </div>
        </nav>
        <div class="container-fluid padding">
            <div class="row welcome text-center">
                <div class="col-12">
                    <p>Get Started In Just 3 Easy Steps</p>
                </div>
                <hr>
                <div class="col-12">
                    <h1>Get Your Live Room Availability <br> List With OfficeNav</h1>
                </div>
                <div class="col-md-4">
                        <br>
                        <img src="img/calendar2.jpg" width="170px" class="rounded-circle">
                        <p><br>1.Sycn Your Calender</p>
                </div>
                <div class="col-md-4 ">
                        <br>

                        <img src="img/calendar2.jpg" width="170px" class="rounded-circle"">
                        <p><br>2.Get Secure Live URL</p>
                </div>
                <div class="col-md-4 ">
                        <br>
                        <img src="img/calendar2.jpg" width="170px" class="rounded-circle">
                        <p><br>2.Display In Browser</p>
                </div>
            </div>
        </div>
        <!-- <div class="container-fluid padding">
            <div class="row welcome text-center col-9">
                <div class="col-md-3 ">
                    <h3><br>1.Sycn Your Calender</h3>
                </div>
                <div class="col-md-3 ">
                    <h3><br>2.Get Secure Live URL</h3>
                </div>
                <div class="col-md-3 ">
                    <h3><br>2.Display In Browser</h3>
                </div>
            </div>
          </div> -->
            <!-- <div class="container-fluid-padding">
                <div class="row welcome text-center">
                    <div class="col-12">
                        <h5>Get Started in Just 3 Easy Steps</h5>
                    </div>
                </div>
                <hr>
                <hr>
                <div class="row text-center">
                    <div class="col-12">
                        <h1>Get Your Live Room Availability <br> List With OfficeNav</h1>
                    </div>
                </div>
            </div> -->

        <!-- Optional JaRvaScript -->
        <!-- jQuery first, then Popper.js, then Bootstrap JS -->
        <script src="js/jquery-3.2.1.slim.min.js"></script>
        <script src="js/popper.min.js"></script>
        <script src="js/bootstrap.min.js"></script>
    </body>
    </html>