.about-us-section {min-height: 920px; position: relative; overflow: hidden; }
.about-us-section:after { content: ""; background-image: url(/assets/images/disk.png); position: absolute; top: 60px; right: -420px; height: 800px; width: 800px; background-repeat: no-repeat; z-index: -1; background-size: contain; animation: rotate 10s infinite linear; }
@keyframes rotate {
    to {
        transform: rotate(0deg);
    }
    from {
        transform: rotate(360deg);
    }
}
.about-us-section h2 {text-align: left;}
.about-us-section h5 {padding-bottom: 5px; position: relative;}
.about-us-section h5:after {content: ""; width: 30px; height: 3px; position: absolute; top: 100%; left: 0; background-color: #669933; border-radius: 25px; }
.about-us-section .about-us-container {width: calc(100% - 400px); }
.about-us-section .about-us-container .contact-info {margin-top: 30px;}
.about-us-section .about-us-container .contact-info p {font-size: 16px; margin-bottom: 5px; }
.about-us-section .about-us-container .contact-info a {color: inherit;}
.about-us-section .about-us-container .contact-info a:hover {color: #669933;}
.about-us-section .each-col {margin: 50px 0;}
.about-us-section .quick-links a {font-size: 14px;}

@media screen and (max-width:991px){
    .about-us-section {padding-bottom: 0;}
    .about-us-section .about-us-container {width: 100%;}
    .about-us-section:after {position: static; display: block; width: 600px; height: 600px; margin: 0 auto -300px; }
}
@media screen and (max-width:767px){
    .about-us-section:after {width: 500px; height: 500px; margin: 0 auto -250px; }
}
@media screen and (max-width:599px){
    .about-us-section:after {width: 400px; height: 400px; margin: 0 auto -200px; }
}
@media screen and (max-width:599px){
    .about-us-section:after {width: 300px; height: 300px; margin: 0 auto -150px; }
}