body {
    font-family: "Noto Serif JP", serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* header */
header {
    background: url("./img/壁紙.gif") ;
}

.h_section {
    width: 100%;
    height: 100%;
    align-items: center;
    text-align: center;
    margin: 0 auto;
}

.wrapper {
    margin: 0 auto;
    max-width: 75%;
}

a {
    text-decoration: none;
    color: #000;
    cursor: pointer;
}

li:hover {
    transition: 0.3s;
}
li a:hover {
    color: blue;
    transition: 0.3s;
}

.header_logo img {
    width: 20%;
    margin: 12px 0;
}

.burger,
nav.sp_menu,
.sp_menu_1 {
    display: none;
}

nav {
    width: 100%;
    height: 62px;
    background: #FFF;


}

ul {
    display: flex;
    align-items: center;
    justify-content: space-around;
    height: 100%;
    margin: 0 auto;
}

li {
    list-style: none;
}

ul li a {
    font-size: 28px;
    font-weight: 600;
}

/* main */
main {
    background: #000;
}

.section {
    background: url(./img/ship.jpg) no-repeat center center / cover;
    margin: 0 auto;
    width: 90vw;
    height: 90vh;
}
.section img {
    width: 100%;
    height: 100%;
}


/* footer */
footer {
    background: url("./img/壁紙.gif");
}

.contact {
    display: flex;
}

.contact h2 {
    display: inline-block;
    padding: 4px 12px;
    background: red;
    border-radius: 8px;
    color: #FFF;
    font-size: 32px;
    height: 100%;
    margin-right: 12px;
}

.contact p {
    font-size: 24px;
    font-weight: 700;
    color: red;
}

.detail {
    text-align: center;
}

.contact p a {
    color: red;
    cursor: pointer;
}
.detail p {
    letter-spacing: 2px;
}
.detail p a {
    letter-spacing: 10px;
}
.contact p.small {
    font-size: 18px;
    margin-top: -10px;

}

.about_me h2 {
    font-size: 32px;
}

.about_me p {
    font-size: 24px;
    line-height: 1.5;
    font-weight: 600;
}

.bunner img {
    width: 140px;
    cursor: pointer;
    margin-bottom: 24px;
}