body {
font-size: 12px;
min-height: 100vh;

/* background */

background-image:
linear-gradient(
   to bottom,
   rgba(255,255,255,0.30) 400px,
   rgba(255,255,255,1) 600px

), url("shapeimage_1.png");

background-size: 900px, 900px;

background-position:
max(9px, calc((100%) / 2)) top,
max(9px, calc((100%) / 2)) top;
background-repeat: no-repeat, no-repeat;
background-attachment: scroll;


font-family:

"Hiragino Sans",
"Yu Gothic",
sans-serif;
color: #333333;
}

.container {
            width: 900px;
            margin: 30px auto;
            padding: 0px 30px;
		box-sizing: border-box;
}

h1 {
font-weight: 400;
}

h2 {
font-weight: 400;
}

p {
line-height: 1.8;
}

br {
display:block;
margin-bottom: 3em;
}

/* 上部メニュー */

.top-menu {
/*background: yellow;*/


}

.menu-inner {
    width: 900px;
    margin: 30px auto;
    padding: 0px 30px;
    box-sizing: border-box;
    white-space: nowrap;
display: flex;
gap: 0.9em;
align-items: center;

position: relative;

}

.menu-inner::after {

    content: "";
    position: absolute;
    left: 30px;
    right: 30px;
    bottom: 0;
    height: 1px;
    background: #5c6b73;

}

.menu-inner a {
    margin-right: 0px;
    color: #333333;
    text-decoration: none;
}

.green-dot {
    display: inline-block;
    width: 0.8em;
    height: 0.8em;
    border-radius: 50%;
    background-color: #5B6C7D;
    margin-right: 0.4em;
    vertical-align: middle;
}