Table of Contents Icon Button

.toc-button::before {
    content: "•";
    position: fixed;
    overflow: visible;
    top: 40%;
    left: -32px;
    color: #E17AA5;
    font-size: 120px;
    background: transparent;
}
.toc-button::after {
    font-family: "FontAwesome";
    content: "\f015";
    display: inline-block;
/*  content: "🏠";  */
    position: fixed;
    top: 41.9%;
    left: -13px;
    color: transparent;
    text-shadow: 0 0 0 white;
    font-size: 27px !important;
}
.category-coronary-perforations .toc-button::before {
    color: #4DC3AB;
}
.category-atherectomy-complications .toc-button::before {
    color: #A755C2;
}
.category-stent-deformation .toc-button::before {
    color: #454ADE;
}
.category-miscellaneous-complications .toc-button::before {
    color: #A683ED;
}
.category-basics-book .toc-button::before {
    color: #DD0C0C;
}
.category-basics-book .toc-button::after {
    content: url("/wp-content/uploads/2020/08/toc.png");
    position: fixed;
    top: 41.7%;
    left: -12px;
}