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Mageno 2 – How to set width of input where I use DateTime picker

How to set width of input where I use DateTime picker?

There are question, which I have reviewed, but it looks like there are no issues.

Magento 2 – How to add the DateTime UI Component

Magento 2 – Date input with time picker

In my case, I tried diffrente ways to change width of input, where is inserted date and time from datetime picker, but it is not good.

 
        
            
                string
                Start Date
                date
                page
                50
                start_date
                
                    true
                
                
                    yyyy-MM-dd
                    HH:mm:ss
                    true
                
            
        
    

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