* {  box-sizing: border-box;}

body {
scroll-behavior: smooth;

	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
  font-family: 'Overpass', sans-serif;
    font-style: normal;
    color:#434343;
    background-color: #f2f2f2;
    background-image: url("images/AirLiftWorldMap-final.png");
    background-position: top;
    background-size: cover;
    background-repeat: no-repeat;
}
.header {width: 100%; padding: 15px 5%; background-color: rgba(255,255,255,0.45); box-shadow: 1px 0 3px #dfdfdf;}
.header img {height: 100%; max-height: 60px; display: inline-block;}
.title-line {float: right; color: #f1f1f1; line-height: 60px; font-weight: 300; font-size: 2.5rem; display: inline-block;}

.col {width: 100%; float: none;}
.col2 {width: 66.6%; float: left;}
.col3 {width: 33.3%; float: left;}
.col4 {width: 16.5%; float: left;}
.col50 {width: 50%; float: left;}
.col25 {width: 25%; float: left;}
.col75 {width: 75%; float: left;}
.row:after {
  content: "";
  display: table;
   clear: both;
}

.row { clear: both; margin: 0; padding:0 0 10px 0;}
.input-label {font-size: 1rem;}
h1 {line-height: 1; margin: 0; padding: 0;}
.content {font-family: 'Overpass', sans-serif; font-weight: 300; font-size: 15px;}
#regForm {

  margin: 10px auto 50px auto;
  padding: 40px;
  width: 100%;
  min-width: 300px;
  max-width: 600px;
}
input,select {
  padding: 10px;
  width: 95%;
  font-size: 15px;
  font-family: 'Overpass', sans-serif;
  border: 1px solid #aaaaaa;
  color: #434343;
  margin-bottom:1rem;
}
option{ font-size:15px; color: #434343;font-family: 'Overpass', sans-serif;}
/* Mark input boxes that gets an error on validation: */
input::focus {border: none;}

input.invalid,select.invalid {
  background-color: #fefefe;
	box-shadow: 0 0 7px rgba(233,0,5,.85);
}




/* Hide all steps by default: */
.tab {
  display: none;
  font-size:1.25rem;
}

button {
  background-color: #434343;
  color: #ffffff;
  border: none;
  padding: 10px 20px;
  font-size: 17px;
  font-family: 'Overpass', sans-serif;
  cursor: pointer;
}

button:hover {
  background-color: #343434;
}

#prevBtn {
  background-color: #bbbbbb;
}

/* 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;
}

.step.active {
  opacity: 1;
}

/* Mark the steps that are finished and valid: */
.step.finish {
  background-color: #202020;
}
@media only screen and (orientation: portrait) {
.col50 {width: 100%; float: none;}
.col25 {width: 100%; float: none;}
}
@media only screen and (orientation: landscape) {

}