style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700');
*{
  border-radius: 0px !important;
  font-family: "Poppins", sans-serif;
}

body{
  background-color: #e1e1e1 !important;
  display: flex;
  align-items: center;
  height: 100vh;
}

.card{
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: rgba(50, 50, 93, 0.25) 0px 6px 12px -2px, rgba(0, 0, 0, 0.3) 0px 3px 7px -3px;
}

.card-header{
  color: white !important;
  background: #3366FF !important;
  text-align: center;
}

.card-header > img{
  width: 180px;
}

.input-container input{
  width: 40px;
  height: 40px;
}

.form-control:focus{
  box-shadow: none !important;
  border: 1px solid #3366FF !important;
}

.verify-btn{
  border-radius: 20px !important;
  border: 0px !important;
  width: 140px;
  background-color: #3366FF !important;
}