.container {
  text-align:center;
}
#logo {
  height: 100px;
}

#title {
  width:100%;
}

.container {
 margin-top:10px;
 margin-bottom:10px;
 background-color:white;
 padding:10px;
 border-radius:10px;
}
body {
 background-color:lightblue;
}

table {
 border-radius:3px;
}

.Défi {
 border-radius:5px;
 background-color:rgba(230, 184, 0, 0.3);
 padding: 5px;
 margin-top:5px;
 margin-bottom:5px
}
.Annonce {
 border-radius:5px;
 background-color:rgba(0, 204, 0, 0.3);
 padding: 5px;
 margin-top:5px;
 margin-bottom:5px
}

.runImg {
width:20%;
min-width:200px;
}