#container div {
 height: 100px;
 width: 100px;
 border-radius: 50%;
 margin: auto;
 margin-bottom: 10px; 
}

#red-box {
 background: #ed1c26; 
}

#orange-box {
 background: #ff6200; 
}

#yellow-box {
 background: #ffb000; 
}

#green-box {
 background: #45a64a; 
}

#blue-box {
 background: #17a3b8; 
}

#violet-box {
 background: #c738b8; 
}