*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'poppins', sans-serif;
}

html{
    font-size: 62.5%;
}
h2{
    font-size: 2.6rem;
}
h1{
    font-size: 3.4rem;
    
}
h3{
    font-size: 3rem;
}
h4,h5{
    font-size: 2.8rem;
}
li{
    font-size: 2rem;
}
a{
    color: #ffffff;
    text-decoration: none;
}
p{
    font-size: 1.5rem;
    font-weight: 10;
}

/* le header */
.main-head{
    background:#b31917 ;
    color: #ffffff;
}

nav:after{
    content:'';
    clear: both;
    display: table;
}
nav ul{
    float: right;
    list-style: none;
    margin: right 40px;
    position: relative;
}
nav ul li{
    display: inline-block;
    margin: 0 5px;
}
nav ul li a{
    color: #ffffff;
    text-decoration: none;
    line-height: 70px;
    font-size: 18px;
    padding: 8px 15px;
}
nav ul li a:hover{
    color: #5775be;
    border-radius: 5px;
    box-shadow: 0 0 5px #ffffff;

}
nav ul ul{
    position: absolute;
    top: 90px;
    opacity: 0;
    visibility: hidden;
    transition: top .3s;
}
nav ul li:hover > ul{
    top: 70px;
    opacity: 1;
    visibility: visible;
}
nav ul ul li{
    position: relative;
    margin: 0px;
    width: 250px;
    float: none;
    display: list-item;
    background-color: #101729;
}
nav ul ul li a{
    line-height: 10px;
}

nav img{
    width: 9%;
    flex: 2 1 40rem; 
    float: left;
    line-height: 70px;
    padding-left: 60px;
}

/* le body */

.container0{
    display: flex;
    align-items: center;
    margin-bottom: 80px;
}
#img{
    max-width: 100%;
}
.img-col{
    flex-basis: 50%;
    
  
}
.text-col{
    text-align: center;
    margin-left: 40px;
    color: #101729;
}
.principale{
    display: flex;
    align-items: center;
    margin-bottom: 50px;
}
.img1{
    max-width: 100%;
    margin-bottom: 10px;
}
.box{
    margin: 20px;
    text-align: center;
}
@media screen and(max-width:900px) {
    .box{
        width: 35%;
    }
}

.titre{
    text-align: center;
    margin-bottom: 50px;
    color: #101729;

}  
.bouton1 {
    background-color: #b31917;
    border: none;
    padding: 8px 25px;
    display: inline-block;
    font-size: 20px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 50px;
}
.bouton2{
    color: #fff;
    background-color: rgb(107, 10, 10);
    padding: 1px 35px;
    display: inline-block;
    font-size: 20px;
    cursor: pointer;
    margin: 20px;
    border-radius: 10px;
}
.bouton2:hover{
    background-color:#b31917 ;
}
.container1{
    display: flex;
    align-items: center;
    margin-bottom: 80px;
}
.image1{
    max-width: 100%;
    border-radius: 50%;
    clip-path:ellipse(33% 50%);
}
.img-col1{
    flex-basis: 30%; 
}



/* le footer */

.footer{
    background-color:#101729;
    padding: 70px 0;

}

.container{
    max-width: 1170px;
    margin: auto;
}
.row{
    display: flex;
    flex-wrap:wrap ;
}

.footer-col{
    width: 25%;
    padding: 0 15px;
    margin-bottom: 30px;

}
.footer-col h4{
    font-size: 18px;
    color: #ffffff;
    text-transform: capitalize;
    margin-bottom: 30px;
    font-weight: 500;
    position: relative;
}
.footer-col ul li:not(:last-child) {
    margin-bottom:10px;
}
.footer-col ul li{
    font-size: 16px;
    text-transform: capitalize;
    color: #ffffff;
    text-decoration: none;
    font-weight: 300;
    display: block;
    transition: all 0.3s ease;

}
.footer-col ul li a:hover{
    color: #bbbbbb;
    padding: left 8px; 

}
body{
    line-height: 1.5;
    background-color: azure;
}