Style.css

/* GENERAL */
*{
    margin: 0px;
    padding: 0px;
}
body{
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    flex-direction: column;
    width: 100%;
}

a{
    text-decoration: none;
    color: rgb(253, 253, 253);
}
div{
    display: block;
}


/* Header */
.Haut{
    background-color: #1f2937;
    color: white;
    width: 100%;
}
header{
    width: 100%;
    height: auto;
    display: flex;
    position: fixed;
    z-index: 1;
    background-color: #1f2937;;
}
#logo{
    width: 30%;
    margin-top: 10px;
    margin-left: 8%;
}
header div img{
    margin-left: 20%;
    border-radius: 60px;
    height: 6em;
    width: 102px;
}
#nav{
    width: 60%;
    margin-top:60px ;
    margin-left: 20%;
    margin-right: 1%;
    
}
ul{
    list-style: none;
    display: flex;
    width: 80%;
}
li{
    margin-left: 2%;
    padding: 2%;
    margin-right: 1%;
    width: 40%;
    text-align: center;
}
li:hover{
    border-bottom: 4px solid;
    border-color: #028bdd;    
}

/*Home */
#Home{
    width: 100%;
    height: auto;
    display: flex;
    width: 80%;
    display: flex;
    margin-left: 10%;
    margin-right: 10%;
    margin-top: 5%;
}
#Homeleft{
    width: 40%;
    height: auto;
    margin-top: 14%;
    margin-left: 5%;
    margin-bottom: 20px;
}
#Homeright{
    width: 50%;
    margin-top: 10%;
    margin-left: 8%;
    margin-bottom: 2%;
}
section div img{
    height: 400px;
    width: 100%;  
}
section div h1{
    color: white;
    font-weight: bold;
    font-size: 50px;
}
section div p{
    color: white;
    margin: 75px auto;
}
#button1{
    width: 180px;
    height: 35px;
    background-color: #028bdd;
    color: white;
    display: block;
    text-align: center;
    border-style: none;
    font-weight: bold;
    margin: 0 auto;
    border-radius: 9px;
    font-size: 18px;
}

/* Contenu */
/*visite*/
#visite{
    width: 70%;
    margin-left: 15%;
    margin-right: 15%;
    display: flex;
    flex-direction: column;
    height: 480px;
}
.paris{
    width: 20%;
    height: 200px;
}
#visite p{
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    margin-top: 30px;
    margin-bottom: 15px;
}
.paris img{
    width: 100%;
    height: 180px;
    border-radius: 20px;
}
#paris{
    display: flex;
    justify-content: space-around;
    margin-top: 50px;
    margin-bottom: 15px;
    opacity: 0.8;
}
#citation{
    width: 100%;
    margin: 0%;
    display: flex;
    height: 450px;
    flex-direction: column;
    background-color: #e5e7eb;
    display: flex;
    flex-direction: column;
}
#citation > div{
    width: 70%;
    margin-top: 10%;
    margin-left: 20%;
    opacity: 0.9;
    line-height: 50px;
}
#citation > div > p{
    font-size: 35px;
} 
#Thor{
    font-size: 20px;
    font-weight: bold;
    margin-left: 70%;
}

#login{
    height: 250px;
    width: 100%;
}
#login > div{
    margin-left: 17%;
    margin-top: 7%;
    width: 70%;
    height: 150px;
    background-color: #3882f6;
    color: white;
    display: flex;
    border-radius: 5px;
}
#login > div > div{
    margin: 5%;
}
#login > div > div h3{
    font-size: 30px;
    margin-bottom: 5px;
}
#login > div > div button{
    color: #fff;
        font-size: 20px;
        font-weight: bold ;
        padding: 11px;
        background-color: #3882f6;
        border: 2px bold;
        border-radius: 3px;
        border-color: white;
        border-style: solid;
}

footer{
    width: 100%;
    height: 120px;
    color: white;
    background-color: #1f2937;
    padding-top: 40px;
}
footer p{
    text-align: center;
}

/* Responsive design */
@media screen and (min-width: 100px) and (max-width: 570px){
    .Haut{
        background-color: #1f2937;
        color: white;
        width: 100%;
    }
    header{
        font-size: 0.7em;
    }
    #logo{
        width: 25%;
        margin-top: 10px;
        margin-left: 4%;
    }
    header div img{
        margin-left: 20%;
        border-radius: 60px;
        height: 6em;
        width: 60px;
    }
    #nav{
        width: 65%;
        margin-top:30px ;
        margin-left: 5%;
        margin-right: 1%;
        
    }
    ul{
        list-style: none;
        display: flex;
        width: 80%;
    }
    li{
        margin-left: 2%;
        padding: 2%;
        margin-right: 1%;
        width: 40%;
        text-align: center;
    }
    
    
    /*Home */
    #Home{
        width: 100%;
        height: auto;
        display: flex;
        width: 80%;
        display: flex;
        margin-left: 10%;
        margin-right: 10%;
        margin-top: 5%;
        flex-direction: column-reverse;
    }
    #Homeleft{
        width: 92%;
        height: auto;
        margin-top: 5%;
        margin-left: 5%;
        margin-bottom: 30px;
        font-size: 0.7em;
    }
    #Homeright{
        width: 95%;
        margin-top: 30%;
        margin-left: 2.5%;
        margin-bottom: 2%;
    }
    section div img{
        height: 250px;
        width: 100%;  
    }
    section div h1{
        color: white;
        font-weight: bold;
        font-size: 22px;
    }
    section div p{
        color: white;
        margin-top: 5%;
        margin-bottom: 10%;
    }
    #button1{
        width: 180px;
        height: 35px;
        background-color: #028bdd;
        color: white;
        display: block;
        text-align: center;
        border-style: none;
        font-weight: bold;
        margin: 0 auto;
        border-radius: 9px;
        font-size: 18px;
        margin-top: 10px;
    }
    #visite{
        width: 90%;
        margin-left: 5%;
        display: flex;
        flex-direction: column;
        height: auto;
        font-size: 0.8em;
    }
    .paris{
        width: 80%;
        height: 200px;
        margin-left: 10%;
    }
    #visite p{
        text-align: center;
        font-size: 20px;
        font-weight: bold;
        margin-top: 30px;
        margin-bottom: 15px;
    }
    .paris img{
        width: 100%;
        height: 150px;
        border-radius: 10px;
    }
    #paris{
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        margin-top: 30px;
        margin-bottom: 15px;
        opacity: 0.8;
        margin: 5px auto 5px;
    }
    #citation{
        width: 100%;
        margin: 0%;
        display: flex;
        height: auto;
        flex-direction: column;
        background-color: #e5e7eb;
        display: flex;
        flex-direction: column;
    }
    #citation > div{
        width: 90%;
        margin-top: 8%;
        margin-left: 5%;
        opacity: 0.9;
        line-height: 20px;
    }
    #citation > div > p{
        font-size: 20px;
    } 
    #Thor{
        font-size: 15px;
        font-weight: bold;
        margin-left: 60%;
    }
    
    #login{
        height: 200px;
        width: 100%;
    }
    #login > div{
        margin-left: 5%;
        margin-top: 7%;
        width: 90%;
        height: auto;
        background-color: #3882f6;
        color: white;
        display: flex;
        border-radius: 5px;
        display: flex;
        flex-direction: column;
        font-size: 0.7em;
    }
    #login > div > div{
        margin: 5%;
    }
    #login > div > div h3{
        font-size: 20px;
        margin-bottom: 15px;
    }
    #login > div > div button{
        color: #fff;
            font-size: 15px;
            font-weight: bold ;
            padding: 8px;
            background-color: #3882f6;
            border: 1px bold;
            border-radius: 5px;
            border-color: white;
            border-style: solid;
            width: 100%;
    }
    
    footer{
        width: 100%;
        height: auto;
        color: white;
        background-color: #1f2937;
        padding-top: 40px;
        padding-bottom: 40px;
    }
    footer p{
        text-align: center;
        font-size: 0.7em;
    }
}

@media screen and (min-width: 571px) and (max-width: 800px){
    .Haut{
        background-color: #1f2937;
        color: white;
        width: 100%;
    }
    header{
        font-size: 0.85em;
    }
    #logo{
        width: 35%;
        margin-top: 10px;
        margin-left: 4%;
    }
    header div img{
        margin-left: 20%;
        border-radius: 60px;
        height: 6em;
        width: 80px;
    }
    #nav{
        width: 65%;
        margin-top:30px ;
        margin-left: 5%;
        margin-right: 1%;
        
    }
    ul{
        list-style: none;
        display: flex;
        width: 80%;
    }
    li{
        margin-left: 2%;
        padding: 2%;
        margin-right: 1%;
        width: 40%;
        text-align: center;
    }
    
    
    /*Home */
    #Home{
        width: 100%;
        height: auto;
        display: flex;
        width: 80%;
        display: flex;
        margin-left: 10%;
        margin-right: 10%;
        margin-top: 5%;
        flex-direction: column-reverse;
    }
    #Homeleft{
        width: 92%;
        height: auto;
        margin-top: 5%;
        margin-left: 5%;
        margin-bottom: 30px;
        font-size: 0.7em;
    }
    #Homeright{
        width: 95%;
        margin-top: 30%;
        margin-left: 2.5%;
        margin-bottom: 2%;
    }
    section div img{
        height: 250px;
        width: 100%;  
    }
    section div > h1{
        color: white;
        font-weight: bold;
        font-size: 26px;
    }
    section div p{
        color: white;
        margin-top: 5%;
        margin-bottom: 10%;
    }
    #button1{
        width: 180px;
        height: 35px;
        background-color: #028bdd;
        color: white;
        display: block;
        text-align: center;
        border-style: none;
        font-weight: bold;
        margin: 0 auto;
        border-radius: 9px;
        font-size: 18px;
        margin-top: 10px;
    }
    /* Contenu */
    /*visite*/
    #visite{
        width: 90%;
        margin-left: 5%;
        display: flex;
        flex-direction: column;
        height: 400px;
    }
    .paris{
        width: 22%;
        height: 200px;
    }
    #visite p{
        text-align: center;
        font-size: 20px;
        font-weight: bold;
        margin-top: 30px;
        margin-bottom: 15px;
    }
    .paris img{
        width: 100%;
        height: 180px;
        border-radius: 15px;
    }
    #paris{
        display: flex;
        justify-content: space-around;
        margin-top: 30px;
        margin-bottom: 15px;
        opacity: 0.8;
    }
    #citation{
        width: 100%;
        margin: 0%;
        display: flex;
        height: 260px;
        flex-direction: column;
        background-color: #e5e7eb;
    }
    #citation > div{
        width: 80%;
        margin-top: 10%;
        margin-left: 10%;
        opacity: 0.9;
        line-height: 30px;
    }
    #citation > div > p{
        font-size: 20px;
    } 
    #Thor{
        font-size: 18px;
        font-weight: bold;
        margin-left: 50%;
    }
    
    #login{
        height: 250px;
        width: 100%;
        font-size: 0.7em;
    }
    #login > div{
        margin-left: 12%;
        margin-top: 7%;
        width: 75%;
        height: 150px;
        background-color: #3882f6;
        color: white;
        display: flex;
        border-radius: 5px;
    }
    #login > div > div{
        margin: 6%;
    }
    #login > div > div h3{
        font-size: 23px;
        margin-bottom: 10px;
    }
    #login > div > div button{
            color: #fff;
            font-size: 15px;
            font-weight: bold ;
            padding: 4px;
            background-color: #3882f6;
            border: 2px bold;
            border-radius: 5px;
            border-color: white;
            border-style: solid;
            width: 75px;
    }
    
    footer{
        width: 100%;
        height: 100px;
        color: white;
        background-color: #1f2937;
        padding-top: 40px;
    }
    footer p{
        font-size: 0.84em;
        text-align: center;
    }
}
@media screen and (min-width: 801px) and (max-width: 1050px){
    .Haut{
        background-color: #1f2937;
        color: white;
        width: 100%;
    }
    header{
        font-size: 0.9em;
        width: 100%;
        height: auto;
        display: flex;
        position: fixed;
        z-index: 1;
        background-color: #1f2937;;
    }
    #logo{
        width: 30%;
        margin-top: 10px;
        margin-left: 8%;
    }
    header div img{
        margin-left: 20%;
        border-radius: 60px;
        height: 6em;
        width: 80px;
    }
    #nav{
        width: 60%;
        margin-top:30px ;
        margin-left: 20%;
        margin-right: 1%;
        
    }
    ul{
        list-style: none;
        display: flex;
        width: 80%;
    }
    li{
        margin-left: 2%;
        padding: 2%;
        margin-right: 1%;
        width: 40%;
        text-align: center;
    }
    li:hover{
        border-bottom: 4px solid;
        border-color: #028bdd;    
    }
    
    /*Home */
    #Home{
        width: 100%;
        height: auto;
        display: flex;
        width: 80%;
        display: flex;
        margin-left: 10%;
        margin-right: 10%;
        margin-top: 5%;
    }
    #Homeleft{
        width: 40%;
        height: auto;
        margin-top: 14%;
        margin-left: 5%;
        margin-bottom: 20px;
    }
    #Homeright{
        width: 50%;
        margin-top: 10%;
        margin-left: 8%;
        margin-bottom: 2%;
    }
    section div img{
        height: 400px;
        width: 100%;  
    }
    section div h1{
        color: white;
        font-weight: bold;
        font-size: 40px;
    }
    section div p{
        color: white;
        margin: 75px auto;
        font-size: 0.9em;
    }
    #button1{
        width: 180px;
        height: 35px;
        background-color: #028bdd;
        color: white;
        display: block;
        text-align: center;
        border-style: none;
        font-weight: bold;
        margin: 0 auto;
        border-radius: 9px;
        font-size: 18px;
    }
    


    /* Contenu */
    /*visite*/
    #visite{
        width: 80%;
        margin-left: 10%;
        display: flex;
        flex-direction: column;
        height: 400px;
    }
    .paris{
        width: 22%;
        height: 200px;
    }
    #visite p{
        text-align: center;
        font-size: 30px;
        font-weight: bold;
        margin-top: 40px;
        margin-bottom: 15px;
    }
    .paris img{
        width: 100%;
        height: 180px;
        border-radius: 20px;
    }
    #paris{
        display: flex;
        justify-content: space-around;
        margin-top: 30px;
        margin-bottom: 15px;
        opacity: 0.8;
    }
    #citation{
        width: 100%;
        margin: 0%;
        display: flex;
        height: 320px;
        flex-direction: column;
        background-color: #e5e7eb;
    }
    #citation > div{
        width: 80%;
        margin-top: 8%;
        margin-left: 10%;
        opacity: 0.9;
        line-height: 40px;
    }
    #citation > div > p{
        font-size: 35px;
    } 
    #Thor{
        font-size: 20px;
        font-weight: bold;
        margin-left: 60%;
    }
    
    #login{
        height: 250px;
        width: 100%;
        font-size: 0.92em;
    }
    #login > div{
        margin-left: 12%;
        margin-top: 7%;
        width: 75%;
        height: 150px;
        background-color: #3882f6;
        color: white;
        display: flex;
        border-radius: 5px;
    }
    #login > div > div{
        margin: 6%;
    }
    #login > div > div h3{
        font-size: 30px;
        margin-bottom: 10px;
    }
    #login > div > div button{
            color: #fff;
            font-size: 15px;
            font-weight: bold ;
            padding: 4px;
            background-color: #3882f6;
            border: 2px bold;
            border-radius: 5px;
            border-color: white;
            border-style: solid;
            width: 75px;
    }
    
    footer{
        width: 100%;
        height: 100px;
        color: white;
        background-color: #1f2937;
        padding-top: 40px;
    }
    footer p{
        font-size: 0.95em;
        text-align: center;
    }
}