body {
    background-color: #000;
    color: #fff;
}

.l-contents {
    max-width: 800px;
    margin: auto;
    padding: 1em;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.breadcrumb {
    color: #fff;
    background-color: #222;
    padding: 0.5em 1em;
}

.breadcrumb a {
    color: #fff;
}

#of-zeal {
    overflow: auto;
    margin: 2em auto;
    max-width: 660px;
    color: #fff;
}

.l-contents p {
    padding: 0;
}

.header {
    display: flex;
    justify-content: space-between;
}

.logo_yamaha img {
    max-width: 95px;
    width: 100%;
    height: auto;
}

.logo_street img {
    max-width: 460px;
    width: 100%;
    height: auto;
}

h1 {
    margin: 10px 0;
    width: 100%;
    text-align: center;
    color: rgb(128, 0, 255);
    line-height: 1.5;
}

h1::after {
    content: none;
}

h1 img {
    max-width: 400px;
    width: 100%;
    height: auto;
}

h2 {
    background-image: none;
    text-align: center;
    line-height: 1.5;
}

.zealh2 {
    color: rgb(128, 0, 255);
    font-size: 1.6em;

    margin: 1rem;
}

.zeal-isai {
    text-align: center;
    margin: 10px 0 20px;
}

.zeal-isai img {
    max-width: 468px;
    width: 100%;
    height: auto;
}

.main-txt {
    font-size: 1em;
    line-height: 1.6em;
    text-align: justify;
    margin: 0 0 20px 0;
    color: #fff;
}

.tac-cot {
    text-align: center;
    font-size: 0.8em;
}

.of-footre {
    margin-top: 4em;
    text-align: center;
    color: #fff;
}

.of-footre ul {
    display: flex;
    list-style: none;
    justify-content: center;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
}

.of-footre ul li {
    margin: 0;
    padding: 0.25em 0;
}

/* 特徴紹介 */
#features {
    overflow: auto;
    margin: 2em auto;
    max-width: 660px;
    display: flex;
    justify-content: space-between;
}

.l-clm {
    max-width: 370px;
    text-align: center;
}

.l-clm ul {
    list-style: none;
    padding: 0;
    margin: 0 0 16px 0;
}

.l-clm ul li {
    padding: 0;
    margin: 0;
    text-align: center;
}

.r-clm {
    text-align: left;
    color: #fff;
    max-width: 290px;
}

.fut-h2-gr {
    font-size: 1rem;
    text-align: left;
    text-indent: 1em;
    font-weight: 800;
    position: relative;
    margin: 0 0 0.25rem;
}

.fcgr::before {
    position: absolute;
    top: 0.4em;
    left: 0;
    display: block;
    width: 0.8em;
    height: 0.8em;
    background: #0f0;
    content: "";
}

.fcye::before {
    position: absolute;
    top: 0.4em;
    left: 0;
    display: block;
    width: 0.8em;
    height: 0.8em;
    background: #FF0;
    content: "";
}

.r-clm p {
    font-size: 0.9rem;
    line-height: 1.4em;
    text-align: justify;
    margin: 0 0 1rem 0;
    color: #fff;
}

/* 仕様 */
.spec-main {
    text-align: center;
    margin: 1em 0;
    padding: 0;
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}
.spec-main p{
    margin: 0.5em 0;
}
.z-spec {
    border: 1px solid #ccc;
    border-collapse: collapse;
    max-width: 560px;
    margin: auto;
}

.z-spec td {
    padding: 5px 10px;
    border: 1px solid #ccc;
}

.z-spec td:nth-of-type(2n) {
    text-align: right;
}
@media (max-width: 600px) {
    #features {
        flex-direction: column;
        align-items: center;
    }

    .l-clm,
    .r-clm {
        max-width: 100%;
    }

    .l-clm img {
        width: 50%;
    }

    .r-clm {
        margin-top: 2em;
    }
}