.article-section * {
    color: rgba(0,0,0,0.65);
}
.article-section a {
    color: rgb(0,112,213);
    text-decoration: underline;
}
.article-left-content p {
    line-height: 24px;
    font-size: 16px;
    margin-bottom: 16px;
}
.article-section h1 {
    font-size: 40px;
    margin-bottom: 30px;
    font-weight: bold;
    color: black;
}
.article-section h2 {
    color: black;
    padding-top: 16px;
    padding-bottom: 16px;
    font-size: 28px;
    line-height: 32px;
    font-size: 28px;
}
.article-section h3, 
.article-section h3 * {
    color: black;
    font-size: 20px;
    margin-bottom: 8px;
}
.article-section {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-bottom: 40px;
}
.article-left-content {
    width: 75%;
    padding-right: 25px;
}
.article-left-content img {
    max-width: 100%;
}
.article-right-nav {
    width: 25%;
    min-height: 100px;
    padding-left: 15px;
    position: sticky;
    top: 70px;
}
.right-nav-desc {
    font-size: 12px;
    margin-bottom: 12px;
    color: rgba(0,0,0,0.45);
}
.article-anchors {
    width: 100%;
    border-left: 1px solid rgb(235,235,235);
}
.article-anchors li {
    cursor: pointer;
    transition: color 0.4s;
}
.level2-anchor {
    color: rgba(0,0,0,0.45);
    line-height: 30px;
    padding-left: 16px;
}
.level3-anchor {
    line-height: 30px;
    color: rgba(0,0,0,0.45);
    padding-left: 45px;
}
.selected-anchor {
    color: rgba(0,0,0,0.85);
    border-left: 2px solid rgb(35,35,35);
}

.helpful-box {
    width: 100%;
    height: 72px;
    margin-top: 15px;
    background-color: rgb(250,250,250);
    padding: 0 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.helpful-str {
    font-weight: bold;
    font-size: 16px;
    color:black;
}
.thank-you{
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.thank-you span {
    font-size: 16px;
    font-weight: bold;
    color: black;
}
.button-box {
    width: 33%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.yes-button,
.no-button {
    width: 128px;
    height: 40px;
    background-color: rgb(240,240,240);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 3px;
}
.yes-button span,
.no-button span {
    color: #1890ff;
    font-size: 16px;
}

.contact-us-section {
    padding-top: 35px;
    margin-top: 20px;
    border-top: 1px solid rgb(235,235,235);
}
.contact-us-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 35px;
    width: 100%;
    text-align: center;
}
.contact-main {
    width: 100%;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
}
.contact-left,
.contact-right {
    height: 100%;
    width: 49.5%;
    padding: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    border-radius: 18px;
    background-color: rgb(245,245,245);
}
.contact-main .phone-number, 
.contact-main .email-address {
    font-size: 18px;
}
.contact-left h4, 
.contact-right h4 {
    font-size: 24px;
}
.contact-right {
    border-left: 1px solid rgb(235,235,235);
}