html{
    width:1000px;
    margin:0 auto;
    font-size: 10px;
    background-color: antiquewhite;
    font-family: "Sawarabi Mincho";
}
header img{
    width:220px;
    height:26px;
    margin-top: 20px;
}
header nav ul li{
    list-style-type: none;
    font-size: 1.55rem;
}
header nav ul{
    display:flex;
    gap:20px;
    margin-top: 26px;
    margin-left: 280px;
}
header nav ul li a{
    text-decoration: none;
    color:rgb(73, 73, 73);
}
header nav ul li a:hover{
    color:rgb(128, 164, 255);
}
header{
    display:flex;
}

/*　↑headerまで */
h3{
    font-size: 20px;
    border-left: 10px #00a2ad solid;
    padding-left: 10px;
    margin-bottom:16px;
    border-bottom: 1px  #00a2ad solid;
}
.main{
    width:700PX;
}
main{
    display: flex;
    gap:20px;
}
aside{
    padding-left: 20px;
    padding-top: 30px;
}
aside a{
    text-decoration: none;
    color:#00a2ad;
    font-size: 1.2rem;
}
aside a:hover{
    opacity:0.6;
}
aside h4{
    padding-left: 30px;
}

h4{
    font-size: 1.6rem;
}
p{
    font-size: 1.4rem;
}
/* footer */
footer{
    margin-top: 60px;
    width:1000px;
    background-color: #00a2ad;  /*テーマカラーは紺色*/
    color:whitesmoke;
    text-align: center;
    height:30px;
    font-size: 1.4rem;
    margin-bottom: -10px;
}