html,body{
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    margin:0%;
    font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif
}

/*Pour le footer toujours en bas*/
body {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
}
main {
    flex: 1 0 auto;
}
/**/
.navigation{
    box-shadow: 0;
}
.brand-logo{
    margin-left: 9%;
    border:0px solid red;
    padding: 0;
    padding-bottom: 0;
    height: inherit;
   
}
.brand-logo img{
    margin: 0;
    margin-bottom: 0;
    height: inherit;
}
.menu_link{
    display: inline-block;
}
.navi_tab{
    margin-left: 20%;
    
}
.navi_tab li{
    font-weight: bold;
}
.log_sign{
    margin-right: 10%;
}
.li_user_view{
    display: inline-block;
    border-bottom: inset 2px red;
   
}

.sign{
    padding:2%;
    width: 80px;
    height: 40px;
    font-size: 15px;
    border: 0;
    border-radius: 5px;
    font-weight: bold;
}
.log_sign li > a{
    font-size: 15px;
    font-weight: bold;
}

.contact-part{
    border: 0px solid red;
    margin-bottom: 0;
    height: 100%;
    background-color: rgba(214, 214, 214, 0.37);
}
.row_contact{
    border: 0px yellow solid;
    height: 100%;
}
.img_con{
    border: 0px solid green;
    height: 100%;
    margin-bottom: 0;
    text-align: center;
}
.img_con img{
    object-fit: cover;
    height: 100%;
    
    
}
.con_title{

    font-size: calc( 1em + 5vmin );
    font-weight: 900;
    color: tomato;
    
    --x-offset: -0.0625em;
    --y-offset: 0.0625em;
    --stroke: 0.025em;
    --background-color: white;
    --stroke-color: lightblue;
    
    text-shadow: 
      
      var(--x-offset)
      var(--y-offset)
      0px
      var(--background-color), 
      
      calc( var(--x-offset) - var(--stroke) )
      calc( var(--y-offset) + var(--stroke) )
      0px
      var(--stroke-color);

      margin-bottom: 1px;
    
}
@supports ( text-shadow: 1px 1px 1px 1px black ) {
    .con_title {
      text-shadow:
        
        var(--x-offset)
        var(--y-offset)
        0px
        0px
        var(--background-color), 
        
        var(--x-offset) 
        var(--y-offset)
        var(--stroke)
        0px
        var(--stroke-color);
      
    }
  }
.inf_con{

    font-size: calc( 0.7em + 1vmin );
    font-weight: 900;
    color: rgb(0, 160, 235);
    
    --x-offset: -0.0625em;
    --y-offset: 0.0625em;
    --stroke: 0.025em;
    --background-color: white;
    --stroke-color: lightblue;
    
    text-shadow: 
      
      var(--x-offset)
      var(--y-offset)
      0px
      var(--background-color), 
      
      calc( var(--x-offset) - var(--stroke) )
      calc( var(--y-offset) + var(--stroke) )
      0px
      var(--stroke-color);

      margin-bottom: 1px;

}




/* le footer */
footer .footer-copyright p a {
    border: 0px solid black;
    display: inline-block;
    padding-bottom: 0px;
    padding-top: 0px;
    margin-right: 6px;
    
}
footer .footer-copyright p a img{
    border: 0px solid black;
    width: 35px;
    height: 35px;
    filter: grayscale(100%);
}
footer .footer-copyright p a:hover img{
   
    filter: none;
}
.copy_right{
    width: 250px;
    
    margin-top: 2%;
}



@media screen and (min-width:1024px ) and (max-width:1600px){
    body{
        /*pour tester la partie de l'affichage*/
    }
    /*gestion des menus*/
    .brand_spa{
        margin: auto;
        font-size: 0.85em;
    }
    .app_front_image img{
        
        width: 100em;
        height: 30em;
        object-fit: fill;
    }
    .brand-logo{
        
    }
    .navi_tab{
        margin-left: 28%;
    }
    /*partie de gestion des menus*/
     

}
@media screen and (max-width:395px) {
    body{
        
    }
    .brand_spa{
        margin: auto;
        font-size: 0.85em;
    }
    

}
@media screen and (max-width:990px) {
    html,body{
        width: 100%;
        height: 100%;
        box-sizing: border-box;
        font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif
    }
    .brand-logo{
        margin:auto;
    }
    .current_vid .title_part , .expect_part .row .card-title{
        text-align: center;
    }
    .current_vid .sub_title_part{
        text-align: center;
        line-height: 1.2;
    }
    #button {
        margin: 30px;
      }
    .contact-part{
        background-image: url(../image/contact_opa.png);
        background-color: rgb(0, 0, 0);
        background-position: center;
        background-repeat: no-repeat;
    }

}