body {
  	font-family: Arial, Helvetica, sans-serif;
	background: #fff;
	font-size: 16px;
	margin: auto;
	width: 70%;
    	padding: 0 10px;
    	margin: auto;
}

button  {
	border-radius: 12px;
	margin-top: 10px;
	margin-bottom: 10px;
}

.collapsible {
  background-color: #ccc;
  cursor: pointer;
  padding: 18px;
  border: none;
  text-align: left;
  outline: none;
  font-size: 15px;
}

.active, .collapsible:hover {
  background-color: #999;
}

.content {
  padding: 0 18px;
  background-color: white;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out;
}
* {box-sizing: border-box;}

.header {
	margin-top: 20px;
  overflow: hidden;
  background-color: #ccc;
  border-radius: 10px;
}

.header a {
  float: left;
  display: block;
  color: black;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.header a:hover {
  background-color: #999;
  color: black;
}

.header a.active {
  background-color: #2196F3;
  color: white;
}

.header .search {
	margin-right: 20px;
  float: right;
}

.header input[type=text] {
  padding: 6px;
  margin-top: 8px;
  font-size: 17px;
  border: none;
}

.header .search button {
  float: right;
  padding: 6px 10px;
  margin-top: 8px;
  margin-right: 16px;
  background: #ddd;
  font-size: 17px;
  border: none;
  cursor: pointer;
}

.header .search button:hover {
  background: #999;
}

@media screen and (max-width: 600px) {
  .header .search {
    float: none;
  }
  .header a, .header input[type=text], .header .search button {
    float: none;
    display: block;
    text-align: left;
    /*width: 100%;*/
    margin: 0;
    padding: 14px;
  }
  .header input[type=text] {
    border: 1px solid #ccc;  
  }
}

.footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  color: white;
  text-align: center;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
  width: 100%;
  border: 1px solid #ddd;
}

th, td {
  text-align: left;
  padding: 16px;
}

tr:nth-child(even) {
  background-color: #f2f2f2;
}
 
img {
	float: right;
	margin: 20px;
}