@media screen and (max-width: 628px) {
  
    #mywork {
        margin-top: 50%;
    }
    
    #insidework div {
        width:  51%;
        margin-left: 15%;
        }
    
    #logo {
        margin-left: -9%;
    }
}

@media screen and (min-width: 628px) and (max-width: 910px) {
  
    #insidework div {
        width:  37%;
        }
}