.about-us-box {
    width: 1200px;
    margin: 0 auto;
}

.about-us-box * {
    font-size: 14px;
}
.about-us-section {
    margin-top: 35px;
}

.about-banner-box h1 {
    font-size: 42px;
    width: 50%;
    height: auto;
    color: white;
    position: absolute;
    text-align: center;
    top: 50%;
    left: 77%;
    transform: translate(-50%, -50%);
}
.top-video-section {
    width: 100%;
}
.youtube-video {
    border-radius: 15px;
    background-color: rgb(30,31,32);
}
.about-us-section h2 {
    font-size: 20px;
    line-height: 1.7;
    margin-bottom: 5px;
}

.about-banner-box {
    width: 100%;
    min-width: 1200px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.about-banner-box img {
    width: 100%;
    height: auto;
}

.main-box-outer {
    width: 100%;
    min-width: 1200px;
    background-color: white;
    padding-top: 40px;
}
.main-box-inner {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    padding-left:12px;
    padding-right:12px;
    align-items: flex-start;
    justify-content: space-between;
    min-height: 200px;
    padding-bottom: 100px;
}

.main-box-left {
    width: 20%;
    text-align: left;
    line-height: 1.2;
}
.main-box-left li {
    margin-bottom: 18px;
    padding-left:20px;
}
.main-box-left li a:hover {
    color: rgb(68,168,242);
}
li.selected-nav {
    border-left: 2px solid rgb(68,168,242);
    font-weight: 400;
}

.about-us-box h2:not(:first-child) {
    margin-top: 35px;
}
.about-us-box p {
    margin-top: 14px;
    line-height: 1.6;
}
.about-us-box a {
    color: rgb(68,168,242);
}
.contact-us-box {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.contact-us-box * {
    color: rgba(0,0,0,0.85);
}
.contact-us-item {
    width: 33%;
    padding-left: 10px;
    padding-right: 10px;
    height: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}
.icon-img {
    height:80px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.contact-us-title {
    text-align: center;
    font-weight: bold;
    font-size: 24px;
    padding: 15px 0;
}
.contact-us-desc {
    padding-bottom: 12px;
    text-align: center;
    line-height: 24px;
}
.contact-us-desc span {
    font-size: 14px;
}
.contact-us-whatsapp-qrcode {
    width: 175px;
    height: 175px;
    padding: 5px;
    border: 1px solid rgba(0,112,213,0.2);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.contact-us-whatsapp-qrcode img {
    width: 100%;
}
.contact-us-item .blue-str {
    font-size: 16px;
    color: rgb(24,144,255);
}