@media screen and (min-width:1800px) {
    .bf{
        width: 1500px;
        height: auto;
        font-size: 0px;
        margin: 50px 0px;
        display: grid;
        grid-template-columns: repeat(3,260px) 1fr;
        grid-gap: 1px;
        background: darkblue;
        overflow: hidden;
        border-radius: 10px;
        border:darkblue 1px solid;
        box-sizing: border-box;
    }
    .bf_1{
        width: 100%;
        height: auto;
        padding: 20px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
    .bf_2{
        width: 100%;
        height: auto;
        padding: 20px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
    


}

@media screen and (max-width:1800px) and (min-width:1200px) {
    .bf{
        width: 96%;
        min-width: 1200px;
        height: auto;
        font-size: 0px;
        margin: 50px 0px;
        display: grid;
        grid-template-columns: repeat(3,260px) 1fr;
        grid-gap: 1px;
        background: darkblue;
        overflow: hidden;
        border-radius: 10px;
        border:darkblue 1px solid;
        box-sizing: border-box;
    }
    .bf_1{
        width: 100%;
        height: auto;
        padding: 20px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
    .bf_2{
        width: 100%;
        height: auto;
        padding: 20px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
}



@media screen and (max-width:1200px) and (min-width:600px) {
    .bf{
        width: 96%;
        min-width: 600px;
        height: auto;
        font-size: 0px;
        margin: 50px 0px;
        display: grid;
        grid-template-columns: repeat(3,1fr);
        grid-gap: 1px;
        background: darkblue;
        overflow: hidden;
        border-radius: 10px;
        border:darkblue 1px solid;
        box-sizing: border-box;
    }
    .bf_1{
        width: 100%;
        height: auto;
        padding: 15px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
    .bf_2{
        width: 100%;
        height: auto;
        padding: 15px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
        grid-column-start: 1;
        grid-column-end: 4;
    }
}



@media screen and (max-width:600px) {
    .bf{
        width: 96%;
        min-width: 310px;
        height: auto;
        font-size: 0px;
        margin: 50px 0px;
        display: grid;
        grid-gap: 1px;
        background: darkblue;
        overflow: hidden;
        border-radius: 10px;
        border:darkblue 1px solid;
        box-sizing: border-box;
    }
    .bf_1{
        width: 100%;
        height: auto;
        padding: 15px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
    .bf_2{
        width: 100%;
        height: auto;
        padding: 15px;
        background: white;
        box-sizing: border-box;
        text-align: left;
        font-size: 18px;
        color: darkblue;
        word-break: break-all;
    }
}