@media (max-width:480px) /*----SMARTPHONE----*/
{
    body{
        min-width: 80%;
    }

    .addFileClass{

    }

    #logoTenaris{
        
        height: 30px;
        margin-top: 6px;
        margin-left: 10px;
    }
    .mainContainer{
        padding-top: 70px;
    }
}
@media (min-width:1200px)   /*----Desktop----*/ 
{
    body{
        min-width: 80%;
    }

    .addFileClass{
        margin-top:30px;
    }

    .mainContainer{
        padding-top: 70px;
    }

    #logoTenaris{
        
        height: 35px;
        
    }
}
@media (min-width:480px) and (max-width:767px)  /*----Tablet----*/
{
    body{
        min-width: 80%;
    }

    .mainContainer{
        padding-top: 70px;
    }

    .addFileClass{
        
    }

    #logoTenaris{
        margin-top: 6px;
        margin-left: 10px;
        height: 35px;
        
    }
}

@media (min-width: 768px) and (max-width: 979px) /*----Desktop pequeño----*/
{
    body{
        min-width: 80%;
    }

    .addFileClass{
        
    }

    .mainContainer{
        padding-top: 70px;
    }

    #logoTenaris{
        
        height: 35px;
        
    }
}

@media (min-width: 980px)
{
    body{
        min-width: 80%;
    }

    .addFileClass{
        margin-top:30px;
    }

    .mainContainer{
        padding-top: 70px;
    }

    #logoTenaris{
        
        height: 35px;
    }
}

body {
    font-family: "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif;
    font-weight: 300;
    }