#gikaimainmenutop {
  background-image:url(https://www.pref.tottori.lg.jp/Images/ac21.gif);
  padding:0;
  margin:0;
  border-left:solid 1px #cccccc;
  border-right:solid 1px #cccccc;
  border-bottom:solid 25px #dddddd;
  width:100%;
}

#gikaimainmenutop ul {
  padding:0;
  margin:0 auto; 
        max-width: 1100px;
        display: flex;
}

#gikaimainmenutop li {
  list-style-type:none;
  text-align:center;
  width:100%;
  padding:0.6em 0.4em;
  margin:0; 
  font-size:110%;
  float:left;
  letter-spacing:0.1em;
  border-right:solid 1px #696969;
}

#gikaimainmenutop li a{
  color:#333333;
  text-decoration:none;
}

#gikaimainmenutop li a:visited{
  color:#333333; 
}

#gikaimainmenutop li a:hover{
  color:#ff0000; 
 text-decoration:underline;
}


#gikaisubmenu {
  color: black;
  font-size: 110%;
  text-align: left;
  margin: 0;
  border-top:none;
  border-left:solid 1px #cccccc;
  border-right:solid 1px #cccccc;
  border-bottom:solid 15px #dddddd;
}