Index.html.erb

<h3>Convert Currency to Bitcoin</h3>

<div class="row">
  <div class="col-sm-3"> 
    <span class="label label-default">Select Currency</span>
    <%= select_tag 'Currency', options_for_select(@Currency.keys),class:'form-control' %> 
  </div>

  <div class = "col-sm-3">
    <span class="label label-default">Enter Value</span>
    <%= text_field_tag :value,"", class: 'form-control' %>
  </div>

  <div class = "col-sm-3">
    <span class="label label-default">Convert to Bitcoin</span>
    <%= submit_tag "Submit", :id => "convert", :class => "form-control" %>
  </div>
</div>

<br><br>

<div class="row ">
  <div class="col-sm-10 text-center">
    <h3 id="result"/> 
  </div>
</div>

<br><br>

<h3>Convert Bitcoin to Currency</h3>

<div class="row">
  <div class = "col-sm-3">
    <span class="label label-default">Enter Bitcoin </span>
    <%= number_field_tag :bitcoin_value,"", class: 'form-control' %>
  </div>

  <div class="col-sm-3"> 
    <span class="label label-default">Select Currency</span>
    <%= select_tag 'BCurrency', options_for_select(@Currency.keys),class:'form-control' %> 
  </div>
 
  <div class = "col-sm-3">
    <span class="label label-default">Bitcoin to Currency</span>
    <%= submit_tag "Submit", :id => "bittocurrency", :class => "form-control" %>
  </div>
</div>

<br><br>
<div class="row ">
  <div class="col-sm-10 text-center">
    <h3 id="bit_to_curr"/> 
  </div>
</div>
<br><br>