段落ブロック｜ラベル（リボン片方）

bf-para-label-ribbon-half

p.bf-para-label-ribbon-half {
    position: relative;
    width: fit-content;
    margin-bottom: 1rem;
    padding: 1rem 2.5rem 1rem 1.5rem;
}
.bf-para-label-ribbon-half:after {
    display: inline-block;
    position: absolute;
    top: 0;
    width: 1rem;
    height: 100%;
    content: "";
    box-sizing: border-box;
    right: 0;
    background: linear-gradient(to top right, transparent 50%, #fff 54%) no-repeat bottom left/100% 50%,linear-gradient(to bottom right, transparent 50%, #fff 55%) no-repeat top right/100% 50%;
}
p.has-text-align-center.bf-para-label-ribbon-half {
    margin-left: auto;
    margin-right: auto;
}