/* Style the form */
#regForm 
{
  background-color: #ffffff;
  min-width: 524.39;   
  min-width: 256px;  
}

/* Style the input fields */
input 
{
  padding: 10px;
  width: 100%;
  font-size: 17px;
  font-family: 'Lato', Helvetica, Arial, sans-serif;
  border: 1px solid #aaaaaa;
}

/* Mark input boxes that gets an error on validation: */
input.invalid {
  background-color: #ffdddd;
}

/* Hide all steps by default: */
.tab {
  display: none;
}

/* Make circles that indicate the steps of the form: */
.step {
  height: 15px;
  width: 15px;
  margin: 0 2px;
  background-color: #bbbbbb;
  border: none;
  border-radius: 50%;
  display: inline-block;
  opacity: 0.5;
}

/* Mark the active step: */
.step.active {
  opacity: 1;
}

/* Mark the steps that are finished and valid: */
.step.finish {
  background-color: #4CAF50;
}

.grow { transition: all .2s ease-in-out; }
.grow:hover { transform: scale(1.05); }