sms-gateway/config/statamic/live_preview.php

<?php

return [

    /*
    |--------------------------------------------------------------------------
    | Devices
    |--------------------------------------------------------------------------
    |
    | Live Preview displays a device selector for you to preview the page
    | in predefined sizes. You are free to add or edit these presets.
    |
    */

    'devices' => [
        'Laptop' => ['width' => 1440, 'height' => 900],
        'Tablet' => ['width' => 1024, 'height' => 786],
        'Mobile' => ['width' => 375, 'height' => 812],
    ],

    /*
    |--------------------------------------------------------------------------
    | Additional Inputs
    |--------------------------------------------------------------------------
    |
    | Additional fields may be added to the Live Preview header bar. You
    | may define a list of Vue components to be injected. Their values
    | will be added to the cascade on the front-end for you to use.
    |
    */

    'inputs' => [
        //
    ],

];