@charset "UTF-8";

*{
    margin: 0;
    padding: 0;
}

header {
    display: flex;
    padding: 2% 6%;
    position: sticky;
    top: 0px;
}

header h1 {
    width: fit-content;
}

header h1 a {
    text-decoration: none;
    color: #a9a9a9;
    font-size: 2vw;
}

header nav {
    width: 30%;
    margin-left: auto;
}

header nav ul {
    display: flex;
    list-style-type: none;

}

header nav ul li {
    width: calc( 95% / 4 );
}

header nav ul li a {
    display: block;
    line-height: 2.8;
    text-align: center;
    text-decoration: none;
    color: #a9a9a9;
    font-size: 1.6vw;
}

main {
    display: flex;
    margin-top: 6% ;
    margin-left: auto;
    margin-right: auto;    
}

main section h2 {
   
    font-size: 1.4vw;
    color: #a9a9a9;
}

main section p {
    margin-top: 3%;
    line-height: 1.7;
    text-indent: 1em;
    font-size: 1.2vw;
    color: #a9a9a9;
}

.parent {
    display: flex;
}

.child1 {
    padding-right: 10vw;
}

iframe {    
    display: block;
    width: 93%;
    height: 200px;
    margin-left: auto;
    margin-right: auto;  
}

footer {
    width: 100vw;
    padding-top: 3%;
    padding-bottom: 3%;
    background-color: darkgrey;
    color: #ffffff;
}

footer p {
    text-align: center;
    font-size: 1.1vw;
    color: #ffffff;
}

.footer-address .first-line {
  margin-bottom: 20px; 
  font-size: 18px;
}

iframe {
    width: 60vw;
}

address {
    margin-left: 6vw;
    margin-right: 6vw;
    line-height: 1.3;
    font-style: normal;
    font-size: 1.3vw;
}

.about-visual {
    width: 100%;
    height: 60vw;
    background-image: url(../images/IMG_9551.jpg);
    background-size: cover;
    background-position: center;
}

.about-content {
    text-align: center;
}

.about-content h1 {
    font-size: 48px;
    letter-spacing: 0.15em;
    margin-top: 20px;
    margin-bottom: 20px;
    color: #a9a9a9;
}

.about-content p {
    text-align: center;
    line-height: 1.5;
    letter-spacing: 0.08em;    
}