:root {
    --icon-font: "Font Awesome 6 Pro";
}
.nav__container img{
    max-height:75px;
    width: auto;
}
.footer__container{
    display: flex;
    justify-content: space-around;
}
.footer__container img{
    max-height:75px;
    width: auto;
}
.course:hover{
    background-color: #4e98c6;
}
.btn-primary:hover{
    background-color: #30b7a4;
}
.image-box {
    width: 220px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    overflow: hidden;
    text-align: center;
}

.image-box img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.references {
    display:flex;
    justify-content: center;
    flex-wrap: wrap;
}


.footer__container{
    flex-wrap: wrap;
}


@media (max-width: 800px) {
    .nav__container {
        text-align: center;
        display: flex;
        width: 100%;
        justify-content: center;
    }
    .window-scroll{
        width: 100%;
    }
}

.scroll-top {
    position: fixed;
    right: 10px;
    bottom: 90px;
    height: 53px;
    width: 53px;
    cursor: pointer;
    display: block;
    border-radius: 50px;
    z-index: 10000;
    opacity: 1;
    visibility: hidden;
    /* transform: translateY(45px); */
    /* transition: all 300ms linear; */
}

.scroll-top:after {
    content: "\f062";
    font-family: var(--icon-font);
    position: absolute;
    text-align: center;
    line-height: 50px;
    font-size: 20px;
    color: #30b7a4;
    left: 0;
    top: 0;
    height: 50px;
    width: 50px;
    cursor: pointer;
    display: block;
    z-index: 1;
    border: 2px solid #30b7a4;
    box-shadow: none;
    border-radius: 50%;
}

.scroll-top svg {
    color: #007aff;
    border-radius: 50%;
    background: #e3e3e3;
}

.scroll-top svg path {
    fill: none;
}

.scroll-top .progress-circle path {
    stroke: #007aff;
    stroke-width: 20px;
    box-sizing: border-box;
    transition: all 400ms linear;
    position: relative;
    top: 3px;
    left: 1px;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}