/* Para 960px */  
@media only screen and (max-width: 980px) and (min-width: 821px) {  
   .container img{
    
        margin-left: 33%;
        
    }
}  
  
/* Para 800px */  
@media only screen and (max-width: 820px) and (min-width: 621px) {  
   .container img{
    
        margin-left: 33%;
        
    }
}  
  
/* Para 600px */  
@media only screen and (max-width: 620px) and (min-width: 501px) {  
   .container img{
    
        margin-left: 33%;
        
    }
}  
  
/* Para 480px */  
@media only screen and (max-width: 500px) and (min-width: 341px) {  
  .container img{
    
        margin-left: 33%;
        
    }
}  
  
/* Para 320px */  
@media only screen and (max-width: 340px) and (min-width: 5px)  {  
   .container img{
  
        margin-left: 33%;
        
    }
  
}