/* Add a black background color to the top navigation */
.topnav {
  background-color: #000E64;
  overflow: hidden;
}

/* Style the links inside the navigation bar */
.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

/* Change the color of links on hover */
.topnav a:hover {
  background-color: #FFFFFF;
  color: black;
}

/* Add an active class to highlight the current page */
.topnav a.active {
  background-color: #FFFFFF;
  color: black;
}

/* Hide the link that should open and close the topnav on small screens */
.topnav .icon {
  display: none;
}
* {
  box-sizing: border-box;
}

/* Style the body */
body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
}

/* Header/logo Title */
.header {
  padding: 20px;
  text-align: center;
  background: #000E64;
  color: white;
}

/* Increase the font size of the heading */
.header h1 {
  font-size: 40px;
}

/* Sticky navbar - toggles between relative and fixed, depending on the scroll position. It is positioned relative until a given offset position is met in the viewport - then it "sticks" in place (like position:fixed). The sticky value is not supported in IE or Edge 15 and earlier versions. However, for these versions the navbar will inherit default position */
.navbar {
  overflow: hidden;
  background-color: #FFFFFF;
  position: sticky;
  position: -webkit-sticky;
  top: 0;
}

/* Style the navigation bar links */
.navbar a {
  float: left;
  display: block;
  color: white;
  text-align: center;
  padding: 14px 20px;
  text-decoration: none;
}


/* Right-aligned link */
.navbar a.right {
  float: right;
}

/* Change color on hover */
.navbar a:hover {
  background-color: #ddd;
  color: black;
}

/* Active/current link */
/*.navbar a.active {
  background-color: #666;
  color: white;
}*/

.navbar a.current {
       color: orange !important;
   }

/* Column container */
.row {
  display: -ms-flexbox; /* IE10 */
  display: flex;
  -ms-flex-wrap: wrap; /* IE10 */
  flex-wrap: wrap;
}

/* Create two unequal columns that sits next to each other */
/* Sidebar/left column */
.side {
  -ms-flex: 30%; /* IE10 */
  flex: 30%;
  background-color: #f1f1f1;
  padding: 20px;
}

/* Main column */
.main {
  -ms-flex: 70%; /* IE10 */
  flex: 70%;
  background-color: white;
  padding: 20px;
}

/* Fake image, just for this example */
.fakeimg {
  background-color: #aaa;
  width: 100%;
  padding: 20px;
}

/* Footer */
.footer {
  padding: 20px;
  text-align: center;
  background: #ddd;
}

/* Responsive layout - when the screen is less than 700px wide, make the two columns stack on top of each other instead of next to each other */
/*--@media screen and (max-width: 700px) {
  .row {
    flex-direction: column;
  }
}*/

/* When the screen is less than 600 pixels wide, hide all links, except for the first one ("Home"). Show the link that contains should open and close the topnav (.icon) */
@media screen and (max-width: 600px) {
  .topnav a:not(:first-child) {display: none;}
  .topnav a.icon {
    float: right;
    display: block;
  }
}

/* The "responsive" class is added to the topnav with JavaScript when the user clicks on the icon. This class makes the topnav look good on small screens (display the links vertically instead of horizontally) */
@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive a.icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
}
/* Responsive layout - when the screen is less than 400px wide, make the navigation links stack on top of each other instead of next to each other */
/*@media screen and (max-width: 400px) {
  .navbar a {
    float: none;
    width: 100%;
  }
}*/

p.ex1 {
  border: 1px solid red;
  padding: 35px;
}

p.ex2 {
  border: 1px solid red;
  margin: 35px;
}