.container {
  margin: auto;
  padding: 16px;
  max-width:600px;

}
h1 {
  text-align: center;
}
/* Full-width input fields */

.inpt {
  width: 100%;
  padding: 10px;
  margin: 3px 0 3px 0;
  display: block;
  border: none;
  background: #f1f1f1;
}


.inpt:focus {
  background-color: #ddd;
}

#phcode {
  width: auto;
  padding: 10px;
  margin: 3px 0 3px 0;
  display: inline-block;
  position: absolute;
  border: none;
  background: #f1f1f1;
}

#phno {
  width: 100%;
  padding: 10px;
  display: inline-block;
  border: none;
  background: #f1f1f1;
}

.vcno, .trno {
  width: 100%;
  padding: 10px;
  margin: 3px 0 3px 0;
  display: block;
  border: none;
  background: #f1f1f1;
}

input::-webkit-outer-spin-button, input::-webkit-inner-spin-button {
  -webkit-appearance:none;
  margin: 0;
}

input[type=number] {
  -moz-appearance:textfield;
}


/* Overwrite default styles of hr */
hr {
  border: 1px solid #f1f1f1;
  margin-bottom: 25px;
}

/* Set a style for the submit/register button */
.registerbtn {
  background-color: #4CAF50;
  color: white;
  padding: 16px 20px;
  margin: auto;
  border: none;
  cursor: pointer;
  width: 50%;
  opacity: 0.9;
}

.registerbtn:hover {
  opacity:1;
}

/* Add a blue text color to links */
a {
  color: dodgerblue;
}