.container{
    display: grid;
    grid-gap:10px;
    background-color: beige;
}
.container .block{
    padding:20px;
    text-align:center;
}

.block.block1{
    background-color: beige;
 }

.block.block2{
    background-color: #726CA8;
}

.block.block3{
    background-color:beige;
}

.block.block4{
    background-color: beige;
}
.responsive{
    width: 75%;
    height: auto;
}
@media screen and (min-width:320px) {
main{
    grid-template-columns: auto;
    font-size: 10px;
}
.logo{
    width: 100px;
}

.block.block1 {
    grid-row: 1;
}
.block.block2 {
    grid-row: 2;
}
.block.block3 {
    grid-row: 3;
}
.block.block4 {
    grid-row: 4;
}
}

@media screen and (min-width:768px) {
    main{
        grid-template-columns: auto;
        font-size: 12px;
    }
    .block.block1 {
        grid-row: 1;
    }
    .block.block2 {
        grid-row: 2;
    }
    .block.block3 {
        grid-row: 3;
    }
    .block.block4 {
        grid-row: 4;
    }
    }

    @media screen and (min-width:1200px) {
        main{
            grid-template-columns: auto auto auto ;
            font-size: 14px;
        }
        .block.block1 {
            grid-row: 1;
            grid-column: 1 / span 3;
        }
        .block.block2 {
            grid-row: 2;
            grid-column: 1 / span 3;
        }
        .block.block3 {
            grid-row: 3;
            grid-column: 1;
        }
        .block.block4 {
            grid-row: 3;
            grid-column: 2 / span 2;
        }
        }