custom.css

/* To have blue background of width of the block (instead of width of content) */
dl.class>dt:first-of-type {
    display: block !important;
}

/* Display long method names over multiple lines in navbar. */
.bd-toc-item {
    overflow-wrap: break-word;
}

/* Dark & light theme tweaks */
html[data-theme="light"] {
    --pst-color-on-background: #ecf4ff;
    --pst-gradient-sidebar-left: #ffffff;
    --pst-gradient-sidebar-right: #fbfbfb;
    --pst-color-border: #cccccc;
}

html[data-theme="dark"] {
    --pst-color-on-background: #333333;
    --pst-gradient-sidebar-left: #121212;
    --pst-gradient-sidebar-right: #181818;
    --pst-color-sidebar-nav: #181818;
    --pst-color-border: #444444;
}

/* add subtle gradients to sidebar and card elements */
div.bd-sidebar-primary {
    background-image: linear-gradient(90deg, var(--pst-gradient-sidebar-left) 0%, var(--pst-gradient-sidebar-right) 100%);
}

div.sd-card {
    background-image: linear-gradient(0deg, var(--pst-gradient-sidebar-left) 0%, var(--pst-gradient-sidebar-right) 100%);
}

/* match docs footer colour to the header */
footer.bd-footer {
    background-color: var(--pst-color-on-background);
}

/*
 we're not currently doing anything meaningful with the
 right toc, so hide until there's something to put there
 */
div.bd-sidebar-secondary {
    display: none;
}

label.sidebar-toggle.secondary-toggle {
    display: none !important;
}

/* fix visited link colour */
a:visited {
    color: var(--pst-color-link);
}

/* fix ugly navbar scrollbar display */
.sidebar-primary-items__end {
    margin: 0 !important;
}

/* give code examples the same faint drop-shadow as admonitions */
pre {
    box-shadow: 0 .2rem .5rem var(--pst-color-shadow), 0 0 .0625rem var(--pst-color-shadow) !important;
}