*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}



@media screen and (max-width: 960px) {



    /*main*/


    .div1{
        font-size: 20px;
    }

    .diva{
        font-size: 15px;
    }

    .div2{
        font-size: 16px;
    }

    /*Médias vidéo*/

    .divlien{
        display: flex;
        justify-content: center; 
    }

    /*films vidéo*/

    .div42-1{
        width: 350px;
    }

    .p43{
        height: 150px;
    }

}