* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  padding: 0;
  margin: 0;
  font-family: "Montserrat", sans-serif;
  background-color: #ECECEC;
}

nav {
  padding: 5px 5%;
  display: flex;
  height: 5rem;
  justify-content: space-between;
  align-items: center;
  box-shadow: rgba(50, 50, 93, 0.25) 0px 2px 5px -1px,
    rgba(0, 0, 0, 0.3) 0px 1px 3px -1px;
  z-index: 1;
}
nav .logo {
  display: flex;
  align-items: center;
}
nav .logo img {
  height: 25px;
  width: auto;
  margin-right: 10px;
}
nav .logo h1 {
  font-size: 1.1rem;
  background: linear-gradient(to right, #b927fc 0%, #2c64fc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav ul {
  list-style: none;
  display: flex;
}
nav ul li {
  margin-left: 1.5rem;
}
nav ul li a {
  text-decoration: none;
  color: #000;
  font-size: 95%;
  font-weight: 400;
  padding: 4px 8px;
  border-radius: 5px;
}

nav ul li a:hover {
  background-color: #f5f5f5;
}

.hamburger {
  display: none;
  cursor: pointer;
}

.hamburger .line {
  width: 25px;
  height: 1px;
  background-color: #1f1f1f;
  display: block;
  margin: 7px auto;
  transition: all 0.3s ease-in-out;
}
.hamburger-active {
  transition: all 0.3s ease-in-out;
  transition-delay: 0.6s;
  transform: rotate(45deg);
}

.hamburger-active .line:nth-child(2) {
  width: 0px;
}

.hamburger-active .line:nth-child(1),
.hamburger-active .line:nth-child(3) {
  transition-delay: 0.3s;
}

.hamburger-active .line:nth-child(1) {
  transform: translateY(12px);
}

.hamburger-active .line:nth-child(3) {
  transform: translateY(-5px) rotate(90deg);
}

.menubar {
  position: absolute;
  top: 0;
  left: -60%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 60%;
  height: 100vh;
  padding: 20% 0;
  background: rgba(255, 255, 255);
  transition: all 0.5s ease-in;
  z-index: 20;
}
.active {
  left: 0;
  box-shadow: rgba(149, 157, 165, 0.2) 0px 8px 24px;
}

.menubar ul {
  padding: 0;
  list-style: none;
}
.menubar ul li {
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.menubar ul li a {
  text-decoration: none;
  color: #000;
  font-size: 95%;
  font-weight: 400;
  padding: 5px 10px;
  border-radius: 5px;
}

.menubar ul li a:hover {
  background-color: #f5f5f5;
}


.hero{
    position: relative;
    width: 100%;

}

.parallax {
  /* The image used */
  background-image: url("../assets/NIT-Warangal.jpg");

  /* Set a specific height */
  min-height: 92vh; 

  /* Create the parallax scrolling effect */
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
.hero>img{
    width: 100%;
    height: 91vh;
    filter: brightness(0.8);
}
.hero-text{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    display: flex;
    flex-direction: column;
    padding: 0 2rem;
    justify-content: center;
    align-items: center;
    justify-self: center;
    text-align: center;
    z-index: 10;

}
.hero-text>h1,.hero-text>p{
    color: white;
    font-size: 3rem;
    text-shadow: 1px 2px 5px rgb(84, 83, 83);
}

.hero-text>p{
    font-size: 2rem;
    

}

.slide-up{
    opacity: 0;
    transform: translateY(100px);
    animation: slideUp 1.5s ease-out forwards;

}



.ag-courses_box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
    justify-content: center;
    gap: 3rem;
  padding: 50px 0;
}
.ag-courses_item {
  -ms-flex-preferred-size: calc(33.33333% - 30px);
  flex-basis: calc(33.33333% - 30px);

  margin: 0 15px 30px;

  overflow: hidden;

  border-radius: 28px;
  min-width: 15rem;
}
.ag-courses-item_link {
  display: block;
  padding: 30px 20px;
  background-color: #e3e3e6;
    text-decoration: none;
  overflow: hidden;

  position: relative;
}
.ag-courses-item_link:hover,
.ag-courses-item_link:hover .ag-courses-item_date {
  text-decoration: none;
  color: #FFF;
}
.ag-courses-item_link:hover .ag-courses-item_bg {
  -webkit-transform: scale(10);
  -ms-transform: scale(10);
  transform: scale(10);
}
.ag-courses-item_title {
  min-height: 87px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;

  font-weight: bold;
  font-size: 30px;
  color: rgb(66, 65, 65);

  z-index: 2;
  position: relative;
}
.ag-courses-item_date-box {
  font-size: 18px;
  color: #FFF;

  z-index: 2;
  position: relative;
}
.ag-courses-item_date {
  font-weight: bold;
  color: #f9b234;

  -webkit-transition: color .5s ease;
  -o-transition: color .5s ease;
  transition: color .5s ease
}
.ag-courses-item_bg {
  height: 128px;
  width: 128px;
  background-color: #619ebf;

  z-index: 1;
  position: absolute;
  top: -75px;
  right: -75px;

  border-radius: 50%;

  -webkit-transition: all .5s ease;
  -o-transition: all .5s ease;
  transition: all .5s ease;
}


.container {
  text-align: center;
  color: var(--color);
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  
/*  this is where the magic happens:  */
  background-attachment: fixed;
}

.second {
  background-image:url(../assets/students.jpg);
  background-attachment: fixed;
  display: flex;
  flex-wrap: wrap;
  padding: 2rem;
  background-repeat: no-repeat;
  background-size: cover;
}


h3 {
  font-weight: 700;
  font-size: 1.6rem;
  margin-top: 1em;
}

.card > a {
  margin-bottom: 2em;
}




.item {
  display: flex;
  max-width: 320px;
  background-color: white;;
  flex-direction: column;
  align-items: center;
  border-radius: .5em;
  -webkit-box-shadow: 0px 29px 38px -15px rgba(0,0,0,0.43);
  -moz-box-shadow: 0px 29px 38px -15px rgba(0,0,0,0.43);
  box-shadow: 0px 29px 38px -15px rgba(0,0,0,0.43);
  transition: transform 1s;
}

.item:hover{
  transform: scale(1.1);
}

.img {
  width: 90%;
  height: 200px;
  background-color: lightgrey;
  background-size: cover;
  background-position: center;
  margin-top: 20px;
  border-radius: .3em;;
}

.img-first{
  background-image: url(../assets/events.jpg);
}
.img-second {
  background-image: url(../assets/marketPlace.jpg);
}

.img-third {
  background-image: url(../assets/help-desk.jpg);
}

.second {
  flex-direction: row;
  gap: 1.6em;
}


@keyframes slideUp{
    0%{
        opacity: 0;
        transform: translateY(100px);
    }
    60%{
        opacity: 1;
        transform: translateY(-10px);
    }
    100%{
        opacity: 1;
        transform: translateY(0px);
    }
}


footer{
  background-color: #619ebf;
  height: 30vh;
  padding: 2rem 5rem;
  color: white;
}



/* resposive part */
@media screen and (max-width: 980px) {
  .hamburger {
    display: block;
  }
  nav ul {
    display: none;
  }
  .hero-text{
    width: 100%;
  }
  .hero-text>h1{
    font-size: 2rem;
  }
  .hero-text>p{
    font-size: 1.5rem;
  }

  
}