styles.css

body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    
  }
  .para {
    font-size: 16px;
    padding: 20px;
    width: 70%;
  }
  
  .container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
/* css tricks style  */
   html::-webkit-scrollbar {
      width: 20px;
      
    }
   html::-webkit-scrollbar-track {
    
    
    background-color: black;
  }

  html::-webkit-scrollbar-thumb {
    background: #4e4e4e;
    border-radius: 25px;
   }
/* minimalist design */ 
html::-webkit-scrollbar {
    width: 10px;
    
  }

  html::-webkit-scrollbar-track {
    background: rgb(179, 177, 177);
    border-radius: 10px;
}

  html::-webkit-scrollbar-thumb {
    background: rgb(136, 136, 136);
    border-radius: 10px;
  }

  html::-webkit-scrollbar-thumb:hover {
    background: rgb(100, 100, 100);
    border-radius: 10px;
  }

  html::-webkit-scrollbar-thumb:active {
    background: rgb(68, 68, 68);
    border-radius: 10px;
  }

/* striped lines */
  html::-webkit-scrollbar {
      width: 20px;
  }
  html::-webkit-scrollbar-track {
  background-image: repeating-linear-gradient(45deg, red 0, red 1px, transparent 0, transparent 50%);
  background-size: 10px 10px;
}
html::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 5px;
    border: 2px solid black;
    box-shadow: inset 1px 1px 5px black ;
   }

/* animated  */
html::-webkit-scrollbar {
    width: 20px; 
  }
  
html::-webkit-scrollbar-track {
    background:  linear-gradient(0deg, rgba(255, 0, 0, 1) 0%, rgba(7, 0, 211, 1) 100%);
  }

html::-webkit-scrollbar-thumb {
    background: transparent;
    box-shadow: 0px 0px 0px 100vh black;
  }