circle.css

body {
    font-size: 20px;
    font-family: sans-serif;
}

label {
    margin-bottom: 20px;
    font-size: 20px;
    display: block;
}

select {
    font-size: 20px;
    margin-bottom: 20px;
}

input[type=number] {
    display: block;
    font-size: 20px;
    margin-bottom: 20px;
}

.circle {
    width: 150px;
    height: 150px;
    border-radius: 100%;
    background-color: #45D619;
    text-align: center;
    color: #fff;
    line-height: 150px;
    font-size: 32px;
    font-weight: bold;
}

.purple {
    background-color: #767DEA;
}

.text-black {
    color: #424242;
}

.text-orange {
    color: #FFC26F;
}