abel>
          <input name="portNum" ng-model="port.port" required>
        </md-input-container>
        <md-input-container flex>
          <label>Description</label>
          <input name="desc" ng-model="port.desc" required>
        </md-input-container>
        <md-input-container flex>
          <label>Difficulty</label>
          <input name="diff" ng-model="port.diff" required>
        </md-input-container>
        <md-input-container flex>
          <label>Type</label>
          <md-select ng-mode