main .wrapper{
   width: 1200px;
}
@media not screen and (min-width: 1200px){
    main .wrapper{
        padding: 0 2%;
    }
}
main .wrapper .main-photo img{
   max-width: 600px;
   min-width: 400px;
   border-radius: 8px;
   margin: 0 auto;
}

main .wrapper .sub-photos img{
   max-width: 300px;
   min-width: 300px;
   border-radius: 8px;
   margin: 0 auto;
}