.colors{
    display: flex;
    flex-wrap: wrap;
    justify-content: center; 
    margin: 0 auto;
    width: 200px;
}
.colors > div{
    width: 100px;
    height: 100px;
    box-sizing: border-box;
    margin: 0;
    text-align: center;
    font-size: 60px;
    line-height: 1;
    padding-top: 10px;
    line-height: 70px;
    font-weight: bold;
    color: #fff;
    background-color: #ddd;
    transition: all 500ms ease-out;
}
.colors > div:nth-child(2),
.colors > div:nth-child(3){
    background-color: #ccc;
}
.run{
    margin: 0 auto;
}
.result{
    text-align: center;
    font-size: 16px;
    margin: 20px 0;
}
.result > span{
    display: inline-block;
    padding: 5px;
}

@media all and (max-width: 580px){
    .result{
        font-size: 14px;
    }
}