.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 40px;
    width: 44px;
    height: 44px;
    background-color: #2c5282;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    opacity: 0.7;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.back-to-top:hover {
    color: white;
    opacity: 1;
    transform: translateY(-3px);
}

section {
    display: flex;
    flex-direction: column;
    align-items: start;
    width: 100%;
}

article {
    display: flex;
    margin: 0 auto;
    max-width: 720px;
    padding: 0 16px;
    box-sizing: border-box;
}

p {
    line-height: 2.0;
    text-align: justify;
}

code {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 14px;
    line-height: 1.5;
    border-radius: 10px;
}

pre {
    max-width: 100%;
    overflow-x: auto;
    white-space: pre;
    word-break: normal;
    overflow-wrap: normal;
}

.code-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    overflow-x: auto;
    padding: 0 1rem;
}