app/views/devise/sessions/new.html.erb
<div class="container">
<div id="loginbox" style="margin-top:50px;" class="mainbox col-md-6 col-md-offset-3 col-sm-8 col-sm-offset-2">
<div class="panel panel-info" >
<div class="panel-heading">
<div class="panel-title">Sign In</div>
<div style="float:right; font-size: 80%; position: relative; top:-10px"><a href="/users/password/new">Forgot password?</a></div>
</div>
<div style="padding-top:30px" class="panel-body" >
<div style="display:none" id="login-alert" class="alert alert-danger col-sm-12"></div>
<%= form_for(resource, as: resource_name, url: session_path(resource_name), class: "form-horizontal") do |f| %>
<div style="margin-bottom: 25px" class="input-group">
<span class="input-group-addon"><i class="glyphicon glyphicon-user"></i></span>
<input id="user_email" type="email" class="form-control" name="user[email]" value="" placeholder="email">
</div>
<div style="margin-bottom: 25px" class="input-group">
<span class="input-group-addon"><i class="glyphicon glyphicon-lock"></i></span>
<!-- <input id="user_password" type="password" class="form-control" name="user[password]" placeholder="password"> -->
<%= f.password_field :password, autocomplete: "off", class: "form-control" %>
</div>
<div class="input-group">
<div class="checkbox">
<label>
<% if devise_mapping.rememberable? %>
<!-- <input id="user_remember_me" type="checkbox" name="user[remember_me]" value="1"> -->
<%= f.check_box :remember_me %>
Remember me
<% end %>
</label>
</div>
</div>
<div style="margin-top:10px" class="form-group">
<!-- Button -->
<div class="col-sm-12 controls action">
<!-- <input type="submit" id="btn-login" class="btn btn-success" name="commit" value="Log in"> -->
<%= f.submit "Log in", class: "btn btn-success" %>
<% end %>
</div>
</div>
<div class="form-group">
<div class="col-md-12 control">
<div style="border-top: 1px solid888; padding-top:15px; font-size:85%" >
Don't have an account!
<a href="/users/sign_up" onClick="$('#loginbox').hide(); $('#signupbox').show()">
Sign Up Here
</a>
</div>
</div>
</div>
</form>
</div>
</div>
</div>
</div>