.box {
    position: relative;
    font-size: 25px;
    display: inline-block;
    border-bottom: 1px solid;
}

.box::before {
    content: "★★★★★";
    display: block;
}

.box__items {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: row-reverse;
    overflow: hidden;
}

.box__item {
    position: absolute;
    width: 0%;
    height: 0%;
    opacity: 0;
    top: 0;
    left: 0;
}

.box__label {
    height: 100%;
    cursor: pointer;
    color: black;
}

.box__label::before {
    content: "★";
    display: block;
    transition: 0.5s;
}

.box__item:checked~.box__label {
    color: yellow;
}