MASA/app/partials/students/modal/create_students_modal.html

<div  class="modal-header">
    <h3 class="modal-title">Crear Estudiante</h3>
</div>
<div style="text-align: center" class="modal-body">
    {{ vm.mensaje }}
</div>
<div class="modal-footer">
    <button class="btn btn-primary" 
    ng-show="vm.botonOk" 
    type="button" 
    ng-click="ok()">Aceptar</button>
</div>