How manage horizontal space betwenn two elemts

[SachithAnu]

how reduce space value bet ween 1st column and 2nd column.

code:-

<table>
<tr>
<td><input type="text" class="form-control" [(ngModel)]="inputItem"></td><td><button class="btn btn-primary" (click)="addToDo()">Add To Todo</button></td>
</tr>
<tr *ngFor="let item of todo; let i = index">
{{i}}<td><ul class="list-group"><li class="list-group-item">{{item.content}}</li></ul></td>
<td><button class="btn btn-default" (click)="removeDo(i)"> Remove</button></td>
</tr>
</table>