@media only screen and (max-width: 1000px) {
.pictures{grid-template-columns:repeat(1,1fr)}
.pictures .pict_pesok1,.pictures .pict_pesok2{width:100%;margin:15px auto 5px}
}
@media only screen and (max-width: 700px) {
#textPesok{font:bold 1em Arial,sans-serif}
}
@media only screen and (max-width: 400px) {
h1{font:bold .9em Arial,sans-serif}
}