body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

.header {
    background-color: #4CAF50;
    color: #ffffff;
    padding: 1px 20px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    font-weight: bold;
}

.header p {
    font-size: 1.1em;
    margin-top: 0;
    opacity: 0.9;
}

.page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.sidebar {
    background-color: #ecebe8;
    padding: 20px;
}

.main-nav {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.left_content {
    display: flex;
    flex-direction: row;
}

a.nav-item-link {
    margin: 10px;
}


.nav-title {
    font-size: 1.2rem;
    font-weight: bold;
    color: #555;
    margin: 0;
}

.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-list li {
    margin-bottom: 10px;
}

.nav-list a {
    display: block;
    padding: 5px 5px 0;
    background-color: #fff;
    border-radius: 8px;
    text-decoration: none;
    color: #000;
}

.info-list li {
  font-size: 1.1rem;
}

.info-list-ng li {
  margin: 0 15px 15px 15px;
}

.type1_li:hover {
  background-color: #B0E0A1;
  color: #ffffff;
}

.type2_li:hover {
  background-color: #88D37F;
  color: #ffffff;
}

.type3_li:hover {
  background-color: #69C894;
  color: #ffffff;
}

.type4_li:hover {
  background-color: #54BC87;
  color: #ffffff;
}

.type5_li:hover {
  background-color: #58AF8F;
  color: #ffffff;
}

.type6_li:hover {
  background-color: #73AEAD;
  color: #ffffff;
}

.type7_li:hover {
  background-color: #FFAF66;
  color: #ffffff;
}

.type8_li:hover {
  background-color: #A58661;
  color: #ffffff;
}

.type9_li:hover {
  background-color: #DE9C91;
  color: #ffffff;
}

.type10_li:hover {
  background-color: #F198AD;
  color: #ffffff;
}

.type11_li:hover {
  background-color: #B19AC9;
  color: #ffffff;
}

.type12_li:hover {
  background-color: #6890C0;
  color: #ffffff;
}

.type13_li:hover {
  background-color: #00A3C9;
  color: #ffffff;
}


.main-content {
    flex-grow: 1;
    padding: 20px;

}

.logo-container {
    text-align: center;
    margin-bottom: 20px;
}

.logo-container img {
    max-width: 40%;
    height: auto;
}

.container {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
    width: 80%;
    margin: 0 auto;
}

.title-css {
    color: #fff;
    font-size: 2em;
    padding: 15px;
    text-align: center;
    border-radius: 15px;
    margin: -50px auto 30px;
}

.page-title1 {
    background-color: #B0E0A1;
}
.page-title2 {
    background-color: #88D37F;
}
.page-title3 {
    background-color: #69C894;
}
.page-title4 {
    background-color: #54BC87;
}
.page-title5 {
    background-color: #58AF8F;
}
.page-title6 {
    background-color: #73AEAD;
}
.page-title7 {
    background-color: #FFAF66;
}
.page-title8 {
    background-color: #A58661;
}
.page-title9 {
    background-color: #DE9C91;
}
.page-title10 {
    background-color: #F198AD;
}
.page-title11 {
    background-color: #B19AC9;
}
.page-title12 {
    background-color: #6890C0;
}
.page-title13 {
    background-color: #00A3C9;
}

.section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 1.5em;
    color: #555;
    padding-left: 15px;
    border-left: 4px solid #6582DD;
    margin-bottom: 15px;
}

.section-title--ng {
    margin-top: 0;
    margin-bottom: 20px;
    color: #fff;
    background-color: #e74c3c;
    border-left: none;
    padding: 10px 15px;
    text-align: center;
    border-radius: 10px 10px 0 0;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    background-color: #e9e9e9;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 25px;
}

.section-ng {
    border: 1px solid #e74c3c;
    border-radius: 14px;
    margin-top: 40px;
}

.note-image {
    text-align: right;
    margin-top: 20px;
}

.note-image img {
    width: 100%;
    height: auto;
    margin: 0px 4px 53px 159px;
}

.note {
    font-size: 0.9em;
    color: #777;
    margin-top: 30px;
    padding: 15px;
    background-color: #f0f0f0;
    border-radius: 10px;
}

.img_kochira {
    justify-content: flex-end;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 20%;
}


a.nav-item-sub {
    font-size: 1.05rem;
}

aside.sidebar {
    width: 20%;
}

section.section.section-features {
    width: 58%;
}

.dd {
    /* width: 100%; */
    display: flex;
    flex-direction: column;
}

table {
    overflow: hidden;
    width: 100%;
    border-radius: 10px;
    border-collapse: collapse;
}

.th {
    width: 100%;
    background-color: #cacaca;
    font-size: 1.2rem;
}

.limit_Content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin: 0 auto;
    width: 97%;
    padding: 10px;
    background-color: #f0f0f0;
    border-radius: 14px;
}

.top {
    margin-bottom: 5%;
}

.marubatu {
    font-size: 150%;
}


@media (min-width: 768px) {
    .page-wrapper {
        flex-direction: row;
    }
    .sidebar {
        width: 250px;
        flex-shrink: 0;
        position: sticky;
        top: 0;
        align-self: flex-start;
        height: 100vh;
        overflow-y: auto;
    }
    .main-content {
        padding: 40px;
    }
}

@media (max-width: 768px) {
  aside.sidebar {
      width: 96%;
  }

  .note-image img {
      display: none;
  }
}