css memo ワードプレス スクール

.marker-linein {
    background-position: 100% 0;
}
.marker-line {
    font-weight: bold;
    background-repeat: no-repeat;
    background-size: 200% 100%;
    background-position: 200% 0;
    transition: 2.5s;
}

.marker-o {
    background: linear-gradient(transparent 70%, #F3A572 45%);
}