@import url(https://fonts.googleapis.com/css?family=Open+Sans:600);
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@900&display=swap");
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Montserrat", sans-serif;
}
html {
    height: 100%;
    width: 100%;
  }
  
  body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
  }
  
  .blocks {
    display: flex;
    flex-wrap: wrap;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .block {
    position: relative;
    flex: 0 0 calc(10% - 10px); /* Adjust width as needed */
    margin: 5px;
    width: 200px;
    height: 200px;
    margin: 50px;
    transform: perspective(600px) rotateY(-30deg);
    transition: transform 0.3s;
  }
  
  .block img {
    width: auto;
    max-width: 100%;
  }
  
  .block .overlay {
    position: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 2;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.3s ease;
    transform: translate3d(0, 0, 0);
  }
  
  .block .overlay img {
    width: auto;
    max-width: 50%;
  }
  
  .block.hover,
  .block:hover {
    transform: rotateY(0);
    cursor: pointer;
  }
  
  .block.hover .overlay,
  .block:hover .overlay {
    opacity: 1;
  }
.header{
    width: 100%;
    height: 100vh;
    background-image: url(images/background_4.jpg) ;
    background-position: center;
    background-size: cover;
}
.side-nav{
    z-index: 99;
    width: 110px;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    padding: 30px 15px;
    background: rgba(87, 207, 255, 0.685);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    transition: width 0.5s;
}
.user{
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 60px;
    font-size: 12px;
    padding: 10px;
    border-radius: 8px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
}
.user div{
    display: none;
}
.user h2{
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
}
.user-img{
    width: 40px;
    border-radius: 100%;
    margin: auto;
}
.star-img{
    width: 20px;
    display: none;
}
ul{
    list-style: none;
    padding: 0 15px;
}
ul li{
    margin: 30px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
ul li img{

    width: 30px;
    margin-right: 0px;
}
ul li p{
  font-family: ;
    color: rgb(5, 5, 5);
    white-space: nowrap;
    display: none;
}
.side-nav:hover{
    width: 250px;
}
.side-nav:hover .user div{
    display: block;
}
.side-nav:hover .user{
    width: 100%;
    background: rgb(1, 238, 255);
    backdrop-filter: blur(5px);
}
.side-nav:hover .star-img{
    display: block;
}
.side-nav:hover .user-img{
    margin: 0;
}
.side-nav:hover ul li p{
    display: block;
}
.side-nav:hover ul li img{
    margin-right: 10px;
}
.side-nav:hover ul li{
    justify-content: flex-start;
}

.container {

    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background: transparent;
}



/* CSS */
.button-85 {
  padding: 0.6em 2em;
  border: none;
  outline: none;
  color: rgb(3, 3, 3);
  background: #111;
  cursor: pointer;
  position: relative;
  z-index: 0;
  border-radius: 10px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.button-85:before {
  content: "";
  background: linear-gradient(
    45deg,
    #ff0000,
    #ff7300,
    #fffb00,
    #48ff00,
    #00ffd5,
    #002bff,
    #7a00ff,
    #ff00c8,
    #ff0000
  );
  position: absolute;
  top: -2px;
  left: -2px;
  background-size: 400%;
  z-index: -1;
  filter: blur(5px);
  -webkit-filter: blur(5px);
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  animation: glowing-button-85 20s linear infinite;
  transition: opacity 0.3s ease-in-out;
  border-radius: 10px;
}

@keyframes glowing-button-85 {
  0% {
    background-position: 0 0;
  }
  50% {
    background-position: 400% 0;
  }
  100% {
    background-position: 0 0;
  }
}

.button-85:after {
  z-index: -1;
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: #222;
  left: 0;
  top: 0;
  border-radius: 10px;
}