.med {
    min-width: 120px;
    max-width: 420px;
}

.okvir {
   background-color: #F9F2E2; 
   height: auto;
   margin: 10px 0;
}
@media only screen and (max-width: 600px) {
    .med {
        max-width: 375px;
    }

    .btnn {
        padding: 0;
    }
}