style.css

* {
    width: 100%;
    padding: 0px;
    margin: 0px;
    font-family: 'Rubik', sans-serif;
}
h3 {
    color: #ffffff;
    text-align: center;
}
@media only screen and (max-width: 600px) {
    .slider .slider-track{
        width: calc(250px * 14);
    }
    .img-png{
        padding-left: 31%;
    }
    #sponsors2 .img-fluid {
        margin-left: 25%;
    }
    #aftermovie .container {
        margin-left: 12%;
    }
    .main-heading h1 {
        font-weight: bold;
        font-size: 30px;
        line-height: 58px;
        color: #ffffff;
        text-align: center;
        margin-top: 4%;
    }
    #themes .container .row1,
    #themes .container .row0 {
        margin-left: 12.8%;
    }
    #themes .container .row0,
    #themes .container .row1 {
        display: flex;
        flex-direction: column;
    }
    .slider {
        width: 65%;
        height: 200px;
    }
    .slider .slide img {
        width: 200px;
        height: 200px;
    }
    .social-text-center {
        width: 95%;
        float: center;
    }

    #winners .container .row {
        display: flex;
        flex-direction: column;
    }
    .logo-container img {
        padding-left: 2rem;
        margin-top: 40%;
        width: 320px;
    }
}
@media only screen and (min-width: 600px) {
    .slider .slider-track{
        width: calc(250px * 17);
    }
    .img-png{
        padding-left: 30%;
    }
    .footer-text {
        width: 160%;
        margin-left: 96.8%;
    }
    #sponsors2 .img-fluid {
        margin-left: 25%;
    }
    .loading {
        margin-left: 16%;
        float: center;
    }
    .loading img {
        width: 500px;
    }
    #aftermovie .container {
        margin-top: 10%;
        margin-left: 14%;
    }
    #themes .container .row1,
    #themes .container .row0 {
        margin: 2.5%;
    }
    #themes .container {
        display: flex;
        flex-direction: row;
    }
    #themes .container .row0,
    #themes .container .row1 {
        display: flex;
        flex-direction: column;
    }
    #themes .container .row0 .col1,
    #themes .container .row1 .col1 {
        padding: 0px;
        margin-right: 2rem;
    }
    .slider {
        width: 90%;
        height: 300px;
    }
    .slider .slide img {
        width: 300px;
        height: 300px;
    }

    .social-text-center {
        width: 45%;
        float: right;
    }

    #winners .container .row {
        display: flex;
        flex-direction: row;
    }
    .logo-container img {
        margin-top: 14%;
        width: 500px;
    }

    .main-heading h1 {
        font-weight: bold;
        font-size: 60px;
        line-height: 90px;
        color: #ffffff;
        text-align: center;
        margin-top: 4%;
    }
   
}

@media only screen and (min-width: 992px) {
    .slider .slider-track{
        width: calc(250px * 17);
    }
    .img-png{
        padding-left: 4rem;
    }
    .footer-text {
        width: 110%;
        margin-left: 96.8%;
    }
    #winners .container .row {
        margin-top: 6%;
    }
    #sponsors2 .img-fluid {
        margin-left: 15%;
    }
    .loading {
        margin-left: 27%;
        float: center;
    }
    .loading img {
        width: 600px;
    }
    .footer .container #row {
        display: flex;
        flex-direction: row;
    }
    .mail-sm {
        text-align: left;
    }
    .logo-container img {
        margin-top: 14%;
        width: 600px;
    }

    #aftermovie .container {
        margin-left: 18%;
    }
    #themes .container .row1,
    #themes .container .row0 {
        margin: 1%;
    }
    #themes .container {
        display: flex;
        flex-direction: column;
    }
    #themes .container .row1,
    #themes .container .row0 {
        display: flex;
        flex-direction: row;
    }
    .social-text-center {
        float: right;
        width: 30%;
    }
}
html,
body {
    overflow-x: hidden;
    background-color: black;
}
body {
    background-image: url('./Images/bg.png');
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    width: 100%;
}
.navbar-brand img {
    width: 160px;
    /* height: 48px;*/
}

nav {
    background-color: rgb(0, 0, 0);
    position: fixed;
}

.navbar-dark .navbar-toggler {
    color: #0000008c;
    border-color: rgba(255, 255, 255, 0.1);
}
/* landingpage */
.hero {
    position: relative;
    background-image: url('./Images/pexels-max-deroin-51415.jpg');
    background-repeat: no-repeat;
    height: 720px;
    max-width: 100%;
    background-size: cover;
}
#about .container .row .col {
    justify-content: left;
    text-align: center;
    background-color: rgba(27, 179, 95, 0.75);
    width: 300px;
    margin: 3%;
    box-shadow: 0 14px 26px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease-out;
}
.about-card {
    margin-bottom: 20px;
}
.about-card div {
    background-color: rgba(27, 179, 95, 0.75);
    height: 100%;
    width: 100%;
    padding: 0 20px;
}
#about .container .row .col:hover {
    transform: translateY(-5px) scale(1.005) translateZ(0);
    box-shadow: 0 24px 36px rgba(0, 0, 0, 0.11), 0 24px 46px var(--box-shadow-color);
}
#about .container .row .col:hover .overlay {
    transform: scale(4) translateZ(0);
}
#about .container .row .col h2,
#about .container .row .col p {
    color: white;
}
.about-card h2{
    color: #ffffff;
}

.about-card p{
    color: #ffffff;
}

/* themes */
#themes .container .row0 .col1,
#themes .container .row1 .col1 {
    margin: 3%;
}
#themes .container .row0 .col1 img,
#themes .container .row1 .col1 img {
    width: 240px;
    height: 240px;
}
/* winners */

.card {
    /* position: absolute;
  transform: translate(-50%, -50%); */
    background: black;
    overflow: hidden;
}
.card h1 {
    padding: 5%;
    margin-top: 20%;
    text-align: center;
    color: white;
}
.card .imgBx,
.card .details {
    width: 100%;
    height: 100%;
    position: absolute;
    box-sizing: border-box;
    transition: 0.5s;
}
.card {
    width: 300px;
    height: 400px;
}
.card .imgBx {
    top: 0;
    left: 0;
}
.card:hover .imgBx {
    top: 0;
    left: -100%;
}
.card .imgBx img {
    width: 100%;
}
.card .details {
    background: black;
    top: 0;
    left: 100%;
    padding: 60px 30px;
}
.card:hover .details {
    top: 0;
    left: 0%;
}

.card .details h2 {
    color: #fff;
    text-align: center;
    margin: 0;
    padding: 0 0 10px;
    border-bottom: 2px solid #fff;
}
.card .details p {
    margin: 20px 0 0;
    color: #fff;
}
#aftermovie {
    margin-top: 7%;
    position: relative;
    width: 100%;
    padding-bottom: 50.25%;
    height: 0;
}
#aftermovie .container {
    margin-top: 6%;
}
#aftermovie .container iframe {
    position: absolute;
    width: 60%;
    height: 65%;
}
/* sponsors 2021 */
#sponsors1 {
    margin-top: 7%;
}
#sponsors1 .row {
    margin-top: 8%;
}
.slider {
    overflow: hidden;
    position: relative;
    margin: auto;
    margin-bottom: 5%;
    box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.5);
}

.slider::before,
.slider::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    z-index: 2;
}
.slider::before {
    top: 0;
    left: 0;
}
.slider::after {
    top: 0;
    right: 0;
    transform: rotateZ(180deg);
}

.slider .slider-track {
    display: flex;
    animation: scroll 40s infinite linear;
}
.slider section {
    background-color: rgba(0, 0, 0, 0);
}

@keyframes scroll {
    0% {
        transform: translateX(0%);
    }
    100% {
        transform: translateX(calc(-250px * 11));
    }
}
/* sponsors 2020 */

#sponsors2 .img-fluid {
    width: 12rem;
    margin-bottom: -1rem;
    opacity: 0.8;
    transition: all 0.1s;
    height: 8.5rem;
}
#sponsors2 {
    margin-top: 1%;
}
#sponsors2 .container {
    background-color: rgba(0, 0, 0, 0.8);
    margin-top: 2%;
    margin-bottom: 5%;
}
#sponsors2 .container .row {
    padding: 0%;
}

.come {
    background-color: rgb(0, 0, 0);
}
/* footer */

footer {
    background: linear-gradient(
        0deg,
        rgba(50, 224, 117, 1) 0%,
        rgba(27, 179, 95, 1) 0%,
        rgba(34, 159, 90, 1) 7%,
        rgba(0, 0, 0, 1) 100%
    );
}

.social-text-center {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin-bottom: 10%;
}

.footer-text {
    margin-top: 60%;
}
.footer-text img {
    padding: 3%;
    width: 200px;
}
hr {
    border-top: 5px solid black;
}

.social-text-center li a,
.footer-text p {
    text-align: center;
    color: white;
}
.social-text-center li {
    list-style-type: none;
}
.cprt p a{
    color: white;
}
.cprt p  {
    color: white;
    text-align: center;
}

/* preloader */
#preloader {
    background-color: black;
    position: fixed;
    height: 100%;
    width: 100%;
    left: 0;
    top: 0;
}
.preloader img {
    margin-left: 47%;
    margin-top: 25%;
    width: 100px;
    height: 100px;
}
/*typing animation*/
.console-container {
    position: absolute;
    font-family: 'Courier New', Courier, monospace;
    font-style: normal;
    font-weight: bold;
    font-size: 35px;
    top: 130%;
    left: 50%;
    justify-content: center;
    transform: translate(-50%, -50%);
}
.console-underscore {
    display: inline;
    position: relative;
    color: white;
}

.logo-container {
    position: relative;
    text-align: center;
}

.github {
    width: 40px;
    height: 40px;
}

.overview-counter {
    position: relative;
}

.overview-counter span {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-weight: 500;
    color: #fff;
    font-size: 45px;
}

.img-fluid:hover {
    opacity: 1;
}


.img-png{
    height: 10rem;
    width: auto;
    margin-bottom: -1rem;
    margin-right: 1rem;
    opacity: .8;
    transition: all .1s;
}