body { 
    background-color: rgba(193, 189, 189, 0.909);
}
h1 {
    text-align: center;
    text-decoration: underline;
    color: black;
}
h2{ 
    margin-left: 10px;
    margin-right: 10px;
    text-align: justify;
    color: aliceblue;
}
.spurs {
    position: fixed;
	right: 20px;
	top: 1%;
    height: 80px;
}
.activite {
    display: flex;
    justify-content: center;
    border: solid black;
    border-radius: 20px;
    box-shadow: 10px 5px 5px rgb(125, 125, 125);
    padding-left: 30px;
    padding-right: 50px;
    padding-bottom: 20px;
    padding-top: 20px;
    background-color: aliceblue;
    width: 1000px;

}
.enonce {
   width: 70%;
}
.activite > img {
    object-fit: contain;
    width: 20%;
    height: auto;
}
.exercice {
    font-weight: bold;
    text-decoration: underline;
    font-size: 22px; 
}
.btn {
    height: 100px;
    width: 100px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    left: 5px;
    top: 5px;
}
.icone{
    width: 50px;
    cursor: pointer;
}