"Bootstrap 4 Animated Dynamic Form"
Bootstrap 4.1.1 Snippet by SamimOnline

<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <!DOCTYPE html> <html> <head> <title>Animated Dynamic Form</title> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous"> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.5.2/animate.min.css"> <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.3.1/css/all.css" integrity="sha384-mzrmE5qonljUremFsqc01SB46JvROS7bZs3IO2EmfFsd15uHvIt+Y8vEf7N7fWAU" crossorigin="anonymous"> <script src="https://code.jquery.com/jquery-3.3.1.min.js" integrity="sha256-FgpCb/KJQlLNfOu91ta32o/NMZxltwRo8QtmkMRdAu8=" crossorigin="anonymous"></script> </head> <!-- Coded With Love By Mutiullah Samim--> <body> <dvi class="container h-100"> <div class="d-flex justify-content-center"> <div class="card mt-5 col-md-4 animated bounceInDown myForm"> <div class="card-header"> <h4>Students Contact Details</h4> </div> <div class="card-body"> <form> <div id="dynamic_container"> <div class="input-group"> <div class="input-group-prepend"> <span class="input-group-text br-15"><i class="fas fa-user-graduate"></i></span> </div> <input type="text" placeholder="Student Name" class="form-control"/> </div> <div class="input-group mt-3"> <div class="input-group-prepend"> <span class="input-group-text br-15"><i class="fas fa-phone-square"></i></span> </div> <input type="text" placeholder="Student Phone" class="form-control"/> </div> <div class="input-group mt-3"> <div class="input-group-prepend"> <span class="input-group-text br-15"><i class="fas fa-at"></i></span> </div> <input type="email" placeholder="Student Email" class="form-control"/> </div> </div> </form> </div> <div class="card-footer"> <a class="btn btn-secondary btn-sm" id="add_more"><i class="fas fa-plus-circle"></i> Add</a> <a class="btn btn-secondary btn-sm" id="remove_more"><i class="fas fa-trash-alt"></i> Remove</a> <button class="btn btn-success btn-sm float-right submit_btn"><i class="fas fa-arrow-alt-circle-right"></i> Submit</button> </div> </div> </div> </dvi> </body> </html>
html,body{ height: 100%; margin: 0; background: rgb(2,0,36); background: linear-gradient(90deg, rgba(2,0,36,1) 0%, rgba(149,199,20,1) 0%, rgba(0,212,255,1) 96%); } .myForm{ background-color: rgba(0,0,0,0.5) !important; padding: 15px !important; border-radius: 15px !important; color: white; } input{ border-radius:0 15px 15px 0 !important; } input:focus{ outline: none; box-shadow:none !important; border:1px solid #ccc !important; } .br-15{ border-radius: 15px 0 0 15px !important; } #add_more{ color: white !important; background-color: #fa8231 !important; border-radius: 15px !important; border: 0 !important; } #remove_more{ color: white !important; background-color: #fc5c65 !important; border-radius: 15px !important; border: 0 !important; display: none; } .submit_btn{ border-radius: 15px !important; background-color: #95c714 !important; border: 0 !important; }
var i=0; $(document).ready(function(){ $('#add_more').on('click', function(){ var colorR = Math.floor((Math.random() * 256)); var colorG = Math.floor((Math.random() * 256)); var colorB = Math.floor((Math.random() * 256)); i++; var html ='<div id="append_no_'+i+'" class="animated bounceInLeft">'+ '<div class="input-group mt-3">'+ '<div class="input-group-prepend">'+ '<span class="input-group-text br-15" style="color:rgb('+colorR+','+colorG+','+colorB+'">'+ '<i class="fas fa-user-graduate"></i></span>'+ '</div>'+ '<input type="text" placeholder="Student Name" class="form-control"/>'+ '</div>'+ '<div class="input-group mt-3">'+ '<div class="input-group-prepend">'+ '<span class="input-group-text br-15" style="color:rgb('+colorR+','+colorG+','+colorB+'">'+ '<i class="fas fa-phone-square"></i></span>'+ '</div>'+ '<input type="text" placeholder="Student Phone" class="form-control"/>'+ '</div>'+ '<div class="input-group mt-3">'+ '<div class="input-group-prepend">'+ '<span class="input-group-text br-15" style="color:rgb('+colorR+','+colorG+','+colorB+'">'+ '<i class="fas fa-at"></i></span>'+ '</div>'+ '<input type="email" placeholder="Student Email" class="form-control"/>'+ '</div></div>'; $('#dynamic_container').append(html); $('#remove_more').fadeIn(function(){ $(this).show(); }); }); $('#remove_more').on('click', function(){ $('#append_no_'+i).removeClass('bounceInLeft').addClass('bounceOutRight') .fadeOut(function(){ $(this).remove(); }); i--; if(i==0){ $('#remove_more').fadeOut(function(){ $(this).hide() });; } }); });

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