<form action="{{route("tests.paypal.charge")}}" method="post">
  @csrf
    <div class="row">
        <div class="col-lg-12" style="caret-color: #6cb2eb">
            <div class="form-group">
                <input type="number" name="amount" class="form-control" placeholder="{{__("Amount")}}">
            </div>
        </div>

        <div class="col-lg-12">
            <button type="submit" class="btn btn-block btn-primary">
                {{__('Pay With Paypal')}}
            </button>
        </div>
    </div>
</form>
