.otp_field{
    border-radius: 5px;
    font-size: 30px;
    height: 50px;
    width: 50px;
    margin: 1%;
    text-align: center;
    border: 2px solid #cacaca;
}
.fields-input{
    display:flex;
    justify-content: center;
    align-items: center;
    margin: 15px 0;
}
.otp_field::-webkit-inner-spin-button,
.otp_field::-webkit-outer-spin-button{
    -webkit-appearance: none;
    margin: 0;
}
.otp_field:valid{
    border-color: #3095d8;
    box-shadow: 0 10px 10px -5px rgb(0,0,0,0.25);
}