/*    page 4-4-0   */



*{
    margin: 0;
}
    
        
body {
    font-family: 'Comme', sans-serif;
    color:rgb(99, 10, 182);
            
    margin: 7px;
    padding: 2px;
           }



/*   HEADER   */



header{
    display: grid;
    grid-template-areas: 
        "a1 a2 a3"
        "a4 a5 a6"
        "nav nav nav"
    ;
    flex-wrap: wrap;
    gap: 10px;

    background-image: url("../images_oc/oc23.jpeg");
    background-size: cover;  
    background-attachment: fixed;
    border-radius: 25px;

    font-family: 'Comme', sans-serif;
    color:rgb(99, 10, 182);
    margin-bottom: 15px;
}


.a1 {
    grid-area: a1;
    display: flex;

    flex-wrap: wrap;
}

.a1a {  
    
    width: 68px;
    border-radius: 15px;
    margin: 10px;
}

.a1b {
    width: 72px;
    border-radius: 15px;
    margin: 10px;
}


.a2 { 
    grid-area: a2;
    display: flex;
    align-items: center;
    justify-self: center;
    text-align: center;
        
    font-size: 65px;
    font-weight: bold;
    color: rgb(125, 30, 214)
}     



.a3 {
    grid-area: a3;
    justify-self: center;
    
    border-radius: 20px;
    border: 2px solid rgb(80, 158, 221);
    box-shadow: 5px 5px 10px rgb(80, 158, 221);

    margin-top: 10px;
}

.a6 {
    grid-area: a6;
    display: flex;
    align-items: center;
    justify-self: center;
    text-align: center;

    font-size: 24px;
    color: white;
    text-shadow: 1px 1px 2px rgb(5, 38, 109), 0 0 5px rgb(10, 67, 131), 0 0 10px rgb(23, 81, 167);
}
    
.a4 {
    grid-area: a4;
    display: flex;
    align-items: center;
    justify-self: center;
    text-align: center;
        
    font-size: 30px;
    font-weight: bold;
    color: rgb(9, 153, 141);
}



.a5 {
    grid-area: a5;
    display: flex;
    align-items: center;
    justify-self: center;
    text-align: center;
        
    font-size: 45px;
    font-weight: bold;
    color: rgb(125, 30, 214);
}




    /*    NAVIGATEUR    */


    nav {
        grid-area: nav;
    
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    
        border-radius: 15px;
        border: 0.5px solid rgb(95, 185, 238); 
        box-shadow: rgb(95, 185, 238) 1px 1px 12px inset;
        background-color: rgba(217, 235, 245, 0.7);
    
        padding: 0.8%;
    }
    
    
    .a8 {
        flex-wrap: wrap;
        border-radius: 15px;
        border: 0.5px solid rgb(95, 185, 238); 
        box-shadow: rgb(95, 185, 238) 1px 1px 12px;
        background-color: rgba(229, 242, 250, 0.7);
        font-weight: bold;
    
        margin: 3px 3px 3px 3px;
        padding: 4px 40px 4px 40px;
    }
    
    .chapitres {
        position: relative;
           
    }
    .menu {
        position: absolute;
        display: flex;
        flex-direction: column;
        border-radius: 15px;
        border: 0.5px solid rgb(95, 185, 238); 
        box-shadow: rgb(95, 185, 238) 1px 1px 12px inset;
        background-color: rgba(217, 235, 245, 0.979);
        top: 26px;
        left: 2px;
        padding: 5px 8px;
        line-height: 30px;
    
        display: none;
    }
    .partie {
        text-decoration: none;
        border-radius: 15px;
        border: 0.5px solid rgb(95, 185, 238); 
        box-shadow: rgb(95, 185, 238) 1px 1px 12px;
        background-color: rgba(217, 235, 245, 0.979);
        padding: 0 15px;
        margin: 3px 0;
    }
    .chapitres:hover .menu {
        display: flex;
    }

    /*   MAIN   */


p {
    padding: 3px;
    margin: 3px;
}


    /*   PRESENTATION   */


.b1 {
    display: grid;
    grid-template-columns: 2fr 2fr;   

    text-align: center;
    border-radius: 20px;
    border: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px inset;
    background-color: rgba(217, 235, 245, 0.7);

    padding: 10px;
} 

.b2 {
    grid-column: 1/3;
    flex-wrap: wrap;

    border-radius: 20px;
    border: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px;
    background-color: rgba(229, 242, 250, 0.7);
    font-size: 30px;
    font-weight: bold;

    margin: 7px;
    height: 50px;
}

.b3{
    grid-column: 1/2;
    grid-row: 2/3;
    flex-wrap: wrap;

    font-family:Tahoma, sans-serif; 
    font-size: 20px;
    text-align: center;

    padding: 5px;
}


.b4 {
    flex-wrap: wrap;
    border-radius: 20px;
    border-image: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px;
    background-color: rgba(229, 242, 250, 0.7);

    width: 540px;
}



    /*   CHAPITRES   */


.col {
    display: grid;
    grid-template-columns: 1fr 1fr;   
    gap: 10px;
    padding: 10px 0;  
}



.c1 {
    flex-wrap: wrap;

    border: 0.5px solid rgb(100, 226, 188);
    border-radius: 2%; 
    box-shadow:rgb(100, 226, 188) 1px 1px 12px inset;
    background-color: rgba(221, 247, 238, 0.5);
    font-family:Tahoma, sans-serif; 
    font-size: 16px;

    padding: 10px;
}


a[title="ici"]{
   
    border-radius: 5px;
    border: 0.5px solid rgb(89, 216, 178);
    box-shadow:rgb(128, 226, 197) 1px 1px 8px;
    background-color: rgba(221, 247, 238, 0.5);
    font-size: 14px;
    padding: 2px 12px 2px 12px;
}



    /*   FOOTER   */


    
footer{
    border: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px inset;
    background-color: rgba(217, 235, 245, 0.7);
    border-radius: 15px;


    padding: 7px;

    display:grid;
    grid-template-columns: 1fr 1fr 1fr;
    flex-wrap: wrap;  
}

.foot1{
    grid-column: 1/2;
    grid-row: center;
    flex-wrap: wrap;
    justify-self: start;
    align-self: center;

}

.f1 {
    padding: 3px;
    border-radius: 15px;
    border: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px;
    background-color: rgba(229, 242, 250, 0.7);

}

.foot2{
    grid-column: 3/4;
    grid-column: end;
    grid-row: center;
    flex-wrap: wrap;
    justify-self: center;
    align-self: center;

}

.f2 {
    padding: 5px 15px 5px 15px;
    border-radius: 15px;
    border: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px;
    background-color: rgba(229, 242, 250, 0.7);
}

.s8 {
    padding: 1%;
    border-radius: 15px;
    border: 0.5px solid rgb(95, 185, 238); 
    box-shadow: rgb(95, 185, 238) 1px 1px 12px;
    background-color: rgba(229, 242, 250, 0.7);

}