html {
    background-color: rgb(241, 241, 241);
    font-family: sans-serif;
}

@media screen and (max-width: 767px) {
/* ここに横幅が767px以下の時に発動するスタイルを記述 */
body {
    margin: auto;
    padding: 20px;
    max-width: 480px;
    text-align: left;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.7;
    color: rgb(27, 26, 26);
}

.gridlayout {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
}
}

@media screen and (min-width: 767px) {
/* ここに横幅が767pxより大きい時に発動するスタイルを記述 */
body {
    margin: auto;
    padding: 20px;
    max-width: 720px;
    text-align: left;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.7;
    color: rgb(27, 26, 26);
}

.gridlayout {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
}
}

.thumbnail {
    width: 90%;
    object-fit: cover;
    padding-bottom: 4px;
    padding-top: 16px;
}

.thumbnail_header {
    width: 90%;
    object-fit: cover;
    padding-bottom: 4px;
    padding-top: 1px;
}

.thumbnail_header2 {
    height: 20%;
    object-fit: cover;
    padding-bottom: 4px;
    padding-top: 1px;
}

.thumbnail_header_sui7 {
    width: 90%;
    object-fit: cover;
    padding-bottom: 4px;
    padding-top: 1px;
}

.himitsu {
    padding-bottom: 16px;
    padding-top: 4px;
}

.gridlayout2 {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1.3fr;
}

.gridlayout1 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
}

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

hr {
    margin-top: 20px;
    margin-bottom: 20px;
    border-top: 1px dashed #8c8b8b;
}

blockquote {
    border-left: 3px solid #999;
    color: rgb(71, 71, 71);
    padding: 2px 0px 2px 20px;
    margin: 0px;
    font-style: italic;
}

li {
    padding-bottom: 5px;
}

.efctitle {
    display: none;
}