Misago/misago/emberapp/app/templates/components/login-modal.hbs

<div class="modal fade" id="loginModal" tabindex="-1" role="dialog" aria-labelledby="loginModalLabel" aria-hidden="true">
  <div class="modal-dialog modal-sm modal-sign-in">
    <div class="modal-content">
      <div class="modal-header">
        <button type="button" class="close" data-dismiss="modal" aria-label="{{unbound gettext "Close"}}"><span aria-hidden="true">&times;</span></button>
        <h4 class="modal-title" id="loginModalLabel">{{gettext "Sign in"}}</h4>
      </div>

      <form {{action "submit" on="submit"}}>
        <div class="modal-body">

          <div class="form-group">
            <div class="control-input">
              {{input type="text" value=username class="form-control" placeholder=(gettext "Username or e-mail")}}
            </div>
          </div>

          <div class="form-group">
            <div class="control-input">
              {{input type="password" value=password class="form-control" placeholder=(gettext "Password")}}
            </div>
          </div>

        </div>
        <div class="modal-footer">
          {{#if showActivation}}
          <button type="button" class="btn btn-block btn-success" {{action "activateAccount"}}>{{gettext "Activate account"}}</button>
          {{else}}
            {{#if isLoading}}
            <button type="button" class="btn btn-block btn-primary" disabled="disabled">
              <span class="fa fa-cog fa-spin"></span>
              {{gettext "Singing in..."}}
            </button>
            {{else}}
            <button type="submit" class="btn btn-block btn-primary">{{gettext "Sign in"}}</button>
            {{/if}}
          {{/if}}

          <button class="btn btn-block btn-default" {{action "forgotPassword"}}>{{gettext "Forgot password?"}}</button>

        </div>
      </form>

    </div>
  </div>
</div>