Sidebar toc is conflict with codeblock

Developer help
1

My sidebar toc is conflict with codeblock, how can I resolve this conflict?

/* 添加侧边栏目录 */
/* Adjust content wrapper */
.post-content {
    display: block;
    margin-left: 12%;
}

/* Adjustments to wide and full width cards */
.kg-gallery-card,
.kg-width-wide,
.kg-width-full {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.kg-gallery-card > *,
.kg-width-wide > *,
.kg-width-full > *,
figure.kg-width-full img {
    margin-left: -50vw;
    margin-right: -50vw;
}

.post-full-content pre {
    max-width: 0;
}

.post-content h2,
.post-content h3 {
    outline: none;
}
body {
    overflow: visible;
}
.post-full-content {
    display: grid;
    grid-template-columns: 1fr 0.2fr;
    padding: 0 0 6vw;
    margin: 0;
}
.toc-container {
    order: 1;
}
.toc-container .toc {
    position: sticky;
    top: 70px;
    min-width: 260px;
    font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen,
    Ubuntu, Cantarell, Open Sans, Helvetica Neue, sans-serif;
    font-size: 1.6rem;
    line-height: 1.6em;
    padding: 0 0.8em;
}
.is-active-link::before {
    background-color: #3eb0ef;
}
ol.toc-list {
    margin: 0;
}