style.css

@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@200;300;400;500;600;700&display=swap");

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Montserrat", sans-serif;
  }
body {
    height: 100vh;
   display: flex;
   justify-content: center;
   align-items: center;
  background-color: aquamarine;

  }
  .container{
    position: relative;
    max-width: 300px;
    width: 100%;
    border-radius: 12px;
    padding: 15px 25px 25px;
    background:white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  }
  header{
    color: #333; 
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
  }
  .capsc{
    position: relative;
    height: 45px;
    margin-top: 15px;
    width: 100%;
  }
  .refresh{
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    background-color:  #14141c; 
    height: 30px ;
    width: 30px;
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
  }
  .refresh:active{
    transform: translateY(-50%) scale(0.98);
  }
  .capsc input,
  .button button{
    height: 100%;
    width: 100%;
    outline: none;
    border: none;
    border-radius: 8px;
  }
  .capsc input{
    padding: 0 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
  }
  .sc input {
    color: #6b6b6b;
    font-size: 22px;
    pointer-events:none;
  }
  .in input:focus {
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
  }
  .message{
    font-size: 14px;
    margin: 14px 0;
    color: #222620;
    display: none;
  }
  .message.active {
    display: block;
  }
  .button button {
    background: #14141c;
    color: #fff;
    cursor: pointer;
    user-select: none;
  }
  .button button:active {
    transform: scale(0.99);
  }
  .button.disabled {
    opacity: 0.9;
    pointer-events: none;
  }