@charset "utf-8";

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "游ゴシック体",YuGothic,"游ゴシック","Yu Gothic",sans-serif;
    background-image: url(../images/bg.png);

}
img {
    display: block;
}
.wrapper {
    width: 960px;
    margin:0 auto;
    padding: 20px;
    background-color: #fff;
}
.header_top {
    margin-bottom: 40px;
}
.header_top h1 {
    margin: 0;
    font-size: 28px;
    color: dodgerblue;

}
.contents-wrapper{
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}
main {
    width: 600px;
}
.content{
    margin-bottom: 40px;
}
.content h2 {
    padding: 10px;
    border-left: 8px solid darkorange;
    border-bottom: 1px dashed black;
    font-size: 22px;
    color: dodgerblue;
}

aside{
    width: 300px;
    margin-top: 9px;
}
section {
    margin-bottom: 40px;
}
section h3{
    padding:9px;
    border-bottom:1px solid #999 ;
    font-size: 18px;
    color: dodgerblue;
}
.footer_top {
    display:flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    background-color: lightgreen;
}
.footer_top small{
    font-size: 14px;
    color: black;
    text-align: center;
}