body,ul,li,p,a,dl,dt,dd,img{margin:0;padding:0;}
html,body{overflow-x:hidden;} 
img{border:none;}
ul{list-style: none;}
a{text-decoration:none;}
a:link,a:visited,a:hover{
color:blue;

}


#sildeMenu{
display:none;
position:fixed;top:0;left:0;width:70%;height:100%;background-color:#373737;z-index:9999;
overflow-y:scroll;
overflow-x:hidden;
}

#sildeMenu ul li a{
float:left;
color:white;
/*margin:1px 1px;*/
padding:3px;
text-align: center;

text-align: left;
font-size: 17px;

}


.topnav {
width:100%;
  overflow: hidden;
  background-color: #333;
overflow-x:hidden;
}

.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.topnav .icon {
  display: none;
font-size:15px
}

@media screen and (max-width: 600px) {
  .topnav a:not(:first-child) {display: none;}
  .topnav a.icon {
    float: right;
    display: block;
  }
}
@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive .icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
}