*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #000;
}

.container{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.row{
    display: flex;
    justify-content: center;
    align-items: center;
}

.box{
    width: 25px;
    height: 25px;
    background-color: #646464;
    margin: 2px;
    cursor: pointer;
    transition: 200ms all;
}