<div class="modal-header">
    <h3 class="modal-title">
      Configure Gas
    </h3>
</div>
<form class="form" name="form">
    <div class="modal-body">
        <div class="form-group">
            <label for="value">Gas limit:</label>
            <input id="value" type="number" class="form-control" ng-model="gasLimit" step="any" ng-change="calculateFee()"
                ng-min="minimumGasLimit" max="999999999999999" required >
        </div>
        <div class="form-group">
            <label for="value"