div.admonition-extra-credit {
    border-left-color: rgba(0, 246, 16, 1);
}

div.admonition-extra-credit .admonition-title {
    background-color: rgba(0, 246, 16, .1);
}

div.admonition-extra-credit .admonition-title:before {
    color: rgba(0, 246, 16, 1);
    content: '\f19d';
}

div.extra-credit {
    border-left-color: rgba(var(--pst-color-success), 1);
}

div.extra-credit .admonition-title {
    background-color: rgba(var(--pst-color-success), .1)
}

div.extra-credit .admonition-title:before {
    color: rgba(var(--pst-color-success), 1);
    content: '\f19d';
}