.tate {
  writing-mode: tb-rl;
  width:150px;
  background-color:darkturquoise;
  color:white;}
.size1{font-size:150%;}  
.size{font-size:300%;
    transform: scale(1.5, 1);
 margin-top:100px;	
 }

div{
  display: flex;
  flex: 1;
}
main{
  flex: 1;
}
.syousai{text-align:right;position:relative;right:190px;bottom:25px;}
.midasi{background-color:darkturquoise;
     color:white;}
th{border-style:solid;border-color:darkturquoise;
color:darkturquoise;}
.sub{font-size:220%;}
.sub2{border-style:solid;}
.sub1{font-size:80%;}
.sub3{font-size:150%;}
body{background-color:lavender;}

h1 {
  padding: 1rem 2rem;
  border-top: 6px double #000;
  border-bottom: 6px double #000;
  background: #094;
  -webkit-box-shadow: 5px 5px 0 #007032;
  box-shadow: 5px 5px 0 #007032;
  text-align:center;
}


h2{
  background: linear-gradient(transparent 70%, #a7d6ff 70%);
}

nav ul{
margin: 0 auto;
padding: 0;
text-align: center;
}
nav ul li{
display: inline-block;
position: relative;
padding-right: 15px;
margin-right: 10px;
}
nav ul li a::after,
nav ul li a::before {
display: block;
content: ”;
position: absolute;
}
nav ul li a::after {
top: 10%;
right: 0;
width: 13px;
height: 13px;
background-color: #ccc;
border-radius: 100%;
}
nav ul li a.current::after,
nav ul li a:hover:after{
background-color: #3498db;
}
nav ul li a::before {
z-index: 2;
top: 40%;
right: 5px;
width: 5px;
height: 5px;
border-right: 1px solid #fff;
border-bottom: 1px solid #fff;
-webkit-transform: rotate(-45deg);
transform: rotate(-45deg);
}
nav ul li a{
text-decoration: none;
color:#aaa;
display: inline-block;
width: 100%;
}
nav ul li a.current{
color:#555;
}
nav ul li a:hover{
color:#555;
}