<style>
* {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
}

video { 
   width:100%   !important;
   max-width:720px;
   height: auto   !important;
   background-color: #ffffff;
}

input {
    width: 100%;
    padding: 12px 20px;
    box-sizing: border-box;
    border: 2px solid #ccc;
    background-color: #f2f2f2;
    font-family: Arial, Helvetica, sans-serif;
    border-radius: 9px;
    font-size:16px;
    margin: 8px 0;
}

textarea {
    width: 100%;
    height: 150px;
    padding: 12px 20px;
    box-sizing: border-box;
    border: 2px solid #ccc;
    background-color: #f2f2f2;
    resize: none;
    border-radius: 9px;
    font-family: Arial, Helvetica, sans-serif;
    font-size:16px;
    margin: 8px 0;
}

input[type=button], input[type=submit], input[type=reset] {
    background-color: #333;
    border: none;
    color: white;
    padding: 16px 32px;
    text-decoration: none;
    cursor: pointer;
    border-radius: 9px;
    font-family: Arial, Helvetica, sans-serif;
    font-size:16px;
    margin: 8px 0;
}

/* Style the top navigation bar */
.topnav {
    overflow: hidden;
    background-color: #333;
    position: fixed;
    top: 0;
    width: 100%;
}

/* Style the topnav links */
.topnav a {
    float: left;
    display: block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

/* Change color on hover */
.topnav a:hover {
    background-color: #ddd;
    color: black;
}

/* Style the header */
.header {
    background-color: #ddd;
    padding: 10px;
    height: 69px;
    margin-top: 20px;
}

/* Style the content */
.content {
    background-color: #eee;
    padding: 10px;
}

* {
  box-sizing: border-box;
}

/* Position the image container (needed to position the left and right arrows) */
.container {
  position: relative;
}

/* Hide the images by default */
.mySlides {
  display: none;
}

/* Add a pointer when hovering over the thumbnail images */
.cursor {
  cursor: pointer;
}

/* Next & previous buttons */
.prev,
.next {
  cursor: pointer;
  position: absolute;
  top: 40%;
  width: auto;
  padding: 16px;
  margin-top: -50px;
  color: white;
  opacity: 0.5;
  background-color: #ccc;
  font-weight: bold;
  font-size: 20px;
  border-radius: 0 3px 3px 0;
  user-select: none;
  -webkit-user-select: none;
}

/* Position the "next button" to the right */
.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

/* On hover, add a black background color with a little bit see-through */
.prev:hover,
.next:hover {
  background-color: rgba(0, 0, 0, 0.8);
}

/* Number text (1/3 etc) */
.numbertext {
  color: #f2f2f2;
  background-color: rgba(0, 0, 0, 0.3);
  font-size: 12px;
  padding: 8px 12px;
  position: absolute;
  top: 0;
}

/* Container for image text */
.caption-container {
  text-align: center;
  background-color: #222;
  padding: 2px 16px;
  color: white;
}

.row:after {
  content: "";
  display: table;
  clear: both;
}

/* Six columns side by side */
.column {
  float: left;
  width: 16.66%;
}

/* Add a transparency effect for thumnbail images */
.demo {
  opacity: 0.6;
}

.active,
.demo:hover {
  opacity: 1;
}

/* Style the footer */
.footer {
  background-color: #f5f5f5;
  padding: 10px;
  height: 480px;
  width: 854px;
}
</style>