* {
    padding: 0px;
    margin: 0px;
  }
  html {
    scroll-behavior: smooth;
  }
  
  .nav {
    height: 100vh;
    width: 300px;
    float: left;
    background-color: rgb(25 22 128);
    position: fixed;
    overflow: hidden;
  }
  
  h1 {
    font-weight: bolder;
    font-family: "Poppins", sans-serif;
    font-size:20px;
    color: rgb(255, 255, 255);
    margin: 20px;
  }
  
  ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    width: 260px;
    font-family: "Poppins", sans-serif;
    font-weight: bold;
    font-size: 16px;
    margin-top: 80px;
    margin-left: 10px;
  }
  
  li a {
    display: block;
    color: rgb(255, 255, 255);
    padding: 8px 16px;
    text-decoration: none;
  }
  
  li a:hover:not(.active) {
    background-color: rgb(255, 255, 255);
    color: rgb(34, 34, 34);
  }

  .butoni{

    width: 70px;
  }
  .titujt {
    float: left;
    margin-left: 50px;
    margin-top: 30px;
  }
  
  .title {
    color: rgb(25 22 128);
    font-size: 35px;
  }
  
  .round {
    border-radius: 20px;
    margin-left: 20px;
    animation-name: example;
    animation-duration: 3s;
    animation-iteration-count: infinite;
    animation-direction: alternate;
  }
  
  @keyframes example {
    from {width: 70px;}
    to {width: 300px;}
  }

  .left{
    margin-left: 300px;
   }

   .prsh{
    font-family: "Poppins", sans-serif;
    margin-left: 20px;
    margin-top: 30px;
    width: 80%;
    margin-bottom: 20px;
  }


  html {
    box-sizing: border-box;
  }
  
  *, *:before, *:after {
    box-sizing: inherit;
  }
  
  .column {
    float: left;
    width: 33.3%;
    margin-bottom: 16px;
    padding: 0 8px;
  }
  
  @media screen and (max-width: 650px) {
    .column {
      width: 100%;
      display: block;
    }
  }
  
  .card {
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
  }
  
  .container {
    padding: 0 16px;
  }
  
  .container::after, .row::after {
    content: "";
    clear: both;
    display: table;
  }
  
  .title1 {
    color: grey;
    font-family: "Poppins", sans-serif;
    margin-bottom: 10px;
  }
  
  .button {
    border: none;
    outline: 0;
    display: inline-block;
    padding: 8px;
    color: white;
    background-color: rgb(25 22 128);
    text-align: center;
    cursor: pointer;
    width: 100%;
  }
  
  .button:hover {
    background-color: #555;
  }

  h2,
  p{
    font-family: "Poppins", sans-serif;
    margin-bottom: 10px;
  }

  .card img:hover{
    opacity: 80%;
    transition: 0.5s ease;
  }

  @media screen and (min-device-width: 320px) and (max-device-width: 767px) {
    .column {
      float: left;
      width: 80%;
      margin-bottom: 80px;
      padding: 0 8px;
    }
  }

  @media screen and (min-device-width: 768px) and (max-device-width: 1024px) {
    .column {
      float: left;
     
      margin-bottom: 80px;
      padding: 0 8px;
    }
  }