popup.css

.container {
  align-items: center;
  background-color:#dddddd;
  display: flex;
  justify-content: center;
  height: 100vh;
  }

  .form {
  background-color: #15172b;
  border-radius: 20px;
  box-sizing: border-box;
  height: 620px;
  /* height:auto; */
  padding: 40px;
  /* margin-bottom: 5px; */
  width: 420px;
  box-shadow: #15172b;
  /* width: 25% ; */
  }
  
  h1 {
  color: #eee;
  font-family: sans-serif;
  font-size: 36px;
  font-weight: 600;
  margin-top: 0px;
  margin-bottom: 10px;
  text-align: center;
  }
  
 form label {
  color: #eee;
  font-family: sans-serif;
  font-size: 14px;
  font-weight: 300;
  margin-top: 10px;
  text-align: left;
}
  
  input[type="text"],
  input[type="password"] {
  background-color: #303245;
  border-radius: 12px;
  border: 0;
  box-sizing: border-box;
  color: #eee;
  font-size: 18px;
  height: 40px;
  margin-top: 2px;
  margin-bottom: 15px;
  outline: 0;
  padding: 4px 20px 0;
  width: 100%;
  }
  
  button[type="submit"] {
  background-color: #08d;
  border-radius: 12px;
  border: 0;
  box-sizing: border-box;
  color: #eee;
  cursor: pointer;
  font-size: 18px;
  height: 50px;
  margin-top: 20px;
  outline: 0;
  text-align: center;
  width: 100%;
  transition: background-color 200ms ease-in-out;
  }
  
  button[type="submit"]:hover,
  button[type="submit"]:focus {
  background-color: #06b;
  }
  
  .quote {
  color: #eee;
  font-family: sans-serif;
  font-size: 16px;
  font-style: italic;
  margin-top: 20px;
  text-align: center;
  }