* {
  box-sizing: border-box;
}

/* Style the body */
body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
    font-size: 20px;
}

/* Header/logo Title */
.header {
  padding: 80px;
  text-align: center;
  background: #fd6ec9;
  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: absolute;
  position: sticky;
  position: -webkit-sticky;
  top: 0;
  height: 58px;
}
.navbar {
  background-color: #333!important;
  display: block;
  color: #ddd;
  text-align: center;
  font-size: 20px;
  z-index:initial;

}
/* Style the navigation bar links */
.navbar a {
  float: left;
  display: block;
  color: #ddd;
  text-align: center;
  padding: 14px 14px;
  text-decoration: none;
  height: 58px;
 
}
/* 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: #ddd;
}
/* ���ٴͺ��� */
.dropbtn {
  background-color: #333!important;
  color: #ddd;
  padding: 14px;
  font-size: 16px;
  border: none;
  cursor: pointer;
}
.dropdown {
  position: relative;
  display: inline-block;
  float: left;
  font-size: 20px;
  padding-top: 4px;
}
.dropdown-content {
  display: none;
  position: absolute;
  background-color: #555!important;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}
.dropdown-content a {
  color: #ddd;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  width:300px;
  text-align:left;
}
.dropdown-content a:hover {background-color: #999!important;}
.dropdown:hover .dropdown-content {
    display: block;
}
.dropdown:hover .dropbtn {
  background-color: #333!important;
  color: #fd852d;
}
/* end ���ٴͺ��� */

/* 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: 900px) {
  .row {flex-direction: column; }
#menu_top{ display:none; }
#menu_top_Sidebar{ margin-left: 20px; background-color: #555!important; }
 .navbar {
	overflow: hidden;
    background-color: #333!important;;
}}

/* 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%;
  }}


/* 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: #fff;
  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;
}


.w3-content{max-width:1424px;margin:auto;}.w3-rest{overflow:hidden}
i.fa{ color: #fd852d; }