#cut-diamond {
    border-style: solid;
    border-color: transparent transparent var(--primary-500) transparent;
    border-width: 0 25px 25px 25px;
    height: 0;
    width: 50px;
    box-sizing: content-box;
    position: relative;
    margin: 20px 0 50px 0;
}

#cut-diamond:after {
    content: "";
    position: absolute;
    top: 25px;
    left: -25px;
    width: 0;
    height: 0;
    border-style: solid;
    border-color: var(--primary-500) transparent transparent transparent;
    border-width: 70px 50px 0 50px;
}