style.css

@import url('https://fonts.googleapis.com/css2?family=Odibee+Sans&display=swap');

/* font-family: 'Odibee Sans', cursive; */

*{
    margin: 0;
    padding: 0;
}

html, body{
    height: 100%;
}

.slide{
    height: 100%;
    width: 100%;
    background-color: rgb(61, 102, 101);
}

.wrapper{
    margin: 0 auto;
    width: 1200px;
}

#acceuil{
    background-image: url(images/i3.jpg);
    background-size: cover;
}

#acceuil img{
    /* display: block; */
    height: 740px;
    width: 509,6px;
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%,-50%);
    cursor: pointer;
}

nav{
    width: 100%;
    height: 80px;
    background-color: white;
    opacity: 80%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    display: flex;
    align-items: center;
}

nav ul{
    width: 100%;
    list-style: none;
    display: flex;
    justify-content: space-around;
}

nav ul li{
    float: left;
    display: block;
    width: 240px;
    height: 60px;
    text-align: center;
    text-decoration: none;
}

nav ul li a{
    display: block;
    width: 100%;
    line-height: 60px;
    background-color: white;
    font-family: 'Odibee Sans', cursive;
    text-decoration: none;
    color: rgb(61, 102, 101);
    font-size: 22px;
    transition: all 0.2s;
}

nav ul li a:hover{
    font-size: 20px;
    color: rgb(108, 170, 169);
}

nav ul li ul{
    display: none;
}

nav ul li:hover ul{
    display: block;
}

nav ul img{
    height: 80%;
    width: 8%;
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translate(-50%,-5%);
    cursor: pointer;
}

#acceuil p{
    color: rgb(58, 58, 58);
    font-size: 60px;
    font-family:'Odibee Sans', cursive;
    position: absolute;
    top: 90%;
    left: 50%;
    transform: translate(-50%,-50%);
}

@keyframes anim{
    0%{
        opacity: 0;
    }
    100%{
        opacity: 1;
    }
}

.box{
    display: block;
  
}