@charset "UTF-8";
/*************************
* pagination
**************************/
.c-pagination .navigation.pagination .screen-reader-text {
  display: none;
}
.c-pagination .navigation.pagination .nav-links {
  text-align: center;
}
.c-pagination .navigation.pagination .nav-links .page-numbers {
  display: inline-block;
  margin: 0 15px;
  padding: 0;
  width: 46px;
  height: 46px;
  line-height: 46px;
  color: #fff;
  background-color: #303D4D;
  transition: background-color 0.5s ease-in-out;
  transition-property: background-color, color;
  text-align: center;
  border-radius: 100%;
}
.c-pagination .navigation.pagination .nav-links .page-numbers:focus, .c-pagination .navigation.pagination .nav-links .page-numbers:active, .c-pagination .navigation.pagination .nav-links .page-numbers:hover {
  color: #303D4D;
  background-color: #fff;
}
.c-pagination .navigation.pagination .nav-links .page-numbers.current {
  color: #fff;
  background-color: #E95512;
}
.c-pagination .navigation.pagination .nav-links .page-numbers.current:focus, .c-pagination .navigation.pagination .nav-links .page-numbers.current:active, .c-pagination .navigation.pagination .nav-links .page-numbers.current:hover {
  background-color: #f7b52c;
}
.c-pagination .navigation.pagination .nav-links .page-numbers.next,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev {
  padding: 0.65em 0em;
  padding: 0;
  width: 46px;
  height: 46px;
  line-height: 46px;
  color: #fff;
  background-color: #303D4D;
}
.c-pagination .navigation.pagination .nav-links .page-numbers.next:focus, .c-pagination .navigation.pagination .nav-links .page-numbers.next:active, .c-pagination .navigation.pagination .nav-links .page-numbers.next:hover,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:focus,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:active,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:hover {
  color: #303D4D;
  background-color: #fff;
}
.c-pagination .navigation.pagination .nav-links .page-numbers.next:focus #arrow_left, .c-pagination .navigation.pagination .nav-links .page-numbers.next:focus #arrow_right, .c-pagination .navigation.pagination .nav-links .page-numbers.next:active #arrow_left, .c-pagination .navigation.pagination .nav-links .page-numbers.next:active #arrow_right, .c-pagination .navigation.pagination .nav-links .page-numbers.next:hover #arrow_left, .c-pagination .navigation.pagination .nav-links .page-numbers.next:hover #arrow_right,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:focus #arrow_left,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:focus #arrow_right,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:active #arrow_left,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:active #arrow_right,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:hover #arrow_left,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev:hover #arrow_right {
  stroke: #303D4D;
}
.c-pagination .navigation.pagination .nav-links .page-numbers.next svg,
.c-pagination .navigation.pagination .nav-links .page-numbers.prev svg {
  display: inline-block;
}
.c-pagination #arrow_left {
  width: 8px;
  height: 8px;
}
.c-pagination #arrow_right {
  width: 8px;
  height: 8px;
}

@media screen and (max-width: 767px) {
  .c-pagination .navigation.pagination .nav-links .page-numbers {
    display: inline-block;
    margin: 0 2px;
  }
}

#useful_post .p-post-contents{
  padding-bottom: 90px;
  font-size: 1.6rem;
  line-height: 1.75;
  word-break: break-all;
}
#useful_post .p-post-contents h2{
  padding: 10px 0;
  font-size: 3.2rem;
  font-weight: bold;
  line-height: 1.6;
  letter-spacing: 0.05em;
  text-wrap: wrap;
}
@media (max-width: 768px) {
  #useful_post .p-post-contents h2{
    padding: 0.75em 0;
    font-size: 2.4rem;
  }
}
#useful_post .p-post-contents * + h2{
  margin-top: 64px;
}
@media (max-width: 768px) {
  #useful_post .p-post-contents * + h2{
    margin-top: 40px;
  }
}
#useful_post .p-post-contents h3{
  font-size: 2.4rem;
  font-weight: bold;
  line-height: 1.58;
  text-wrap: wrap;


}
#useful_post .p-post-contents * + h3{
  margin-top: 64px;
}
@media (max-width: 768px) {
  #useful_post .p-post-contents * + h3{
    margin-top: 40px;
  }
}
#useful_post .p-post-contents h4{
  position: relative;
  font-size: 2.2rem;
  font-weight: bold;
  line-height: 1.45;
}
#useful_post .p-post-contents h5{
  font-weight: 700;
}
#useful_post .p-post-contents b, #useful_post .p-post-contents strong{
  font-weight: 700;
}
#useful_post .p-post-contents > * + *{
  margin-top: 1.5em;
}
#useful_post .p-post-contents p{
  font-size: 1.8rem;
  line-height: 1.81;
}
@media (max-width: 768px) {
	#useful_post .p-post-contents p{
	  font-size: 1.6rem;
	}
}
#useful_post .p-post-contents ul > li{
  position: relative;
  padding-left: 1em;
  font-size: 1.6rem;
  line-height: 1.81;
}
#useful_post .p-post-contents ol > li{
  position: relative;
  font-size: 1.6rem;
  line-height: 1.81;
}
#useful_post .p-post-contents ul > li:before{
  content: "・";
  display: inline-block;
  position: absolute;
  top: 0;
  left: 2px;
  color: inherit;
}
#useful_post .p-post-contents ol{
  margin-left: 1.25em;
  list-style-type: decimal;
}
#useful_post .p-post-contents a{
  text-decoration: underline;
  text-underline-offset: 0.25em;
  outline: none;
}
#useful_post .p-post-contents a:hover{
  text-decoration: none;
}
#useful_post .p-post-contents blockquote{
  width: 100%;
  padding: 1em;
  border: 1px solid #000;
}
#useful_post .p-post-contents cite{
  display: block;
  color: #7B7B7B;
  font-size: 0.8em;
  text-align: right;
}
#useful_post .p-post-contents .line01{
  background: linear-gradient(transparent 60%, #C2D8FF 60%);
  font-weight: bold;
  font-size: 1.8rem;
}
#useful_post .p-post-contents img{
  width: auto;
  max-width: 100%;
  height: auto;
}

#useful_post .p-post-btn01 {
  margin-left: auto;
  margin-right: auto;
  width: 480px;
}
#useful_post .p-post-btn01 a {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  height: 88px;
  color: #fff;
  font-size: 1.8rem;
  font-weight: bold;
  background-color: #fff;
  border: 1px solid #fff;
  z-index: 0;
  transition: color ease-in 0.2s;
}
#useful_post .p-post-btn01 a::before {
  content: "";
  display: block;
  width: 100%;
  height: 88px;
  letter-spacing: 0.05em;
  background: #303D4D;
  position: absolute;
  top: 0;
  left: 0;
  transition: left ease-in 0.2s;
  z-index: -1;
}
#useful_post .p-post-btn01 a:hover {
  color: #303D4D;
}
#useful_post .p-post-btn01 a:hover::before {
  left: 100%;
}

#useful_post .p-post-header-category-list{
	margin-top: 20px;
}

.post_inner{
	width: min(100%, 848px);
	margin: 0 auto;
}

#useful_post .p-post-thumb{
  position: relative;
  margin-top: 48px;
  overflow: hidden;
}
@media (max-width: 768px) {
  #useful_post .p-post-thumb{
    margin-top: 36px;
  }
}
#useful_post .p-post-thumb::before{
  content: "";
  display: block;
  height: 0;
  padding-top: 67%;
}
#useful_post .p-post-thumb img{
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
#useful_post * + .p-post-contents{
  margin-top: 64px;
}
@media (max-width: 768px) {
  #useful_post * + .p-post-contents{
    margin-top: 40px;
  }
}

/*******************************
* useful post
********************************/
#useful_post .inner {
  max-width: 1000px;
  width: 92%;
}
#useful_post .p-post-title {
  margin-top: 0;
  position: relative;
	font-size: 3.2rem;
	font-weight: bold;
  line-height: 1.56;
}
@media (max-width: 768px) {
  #useful_post .p-post-title {
    font-size: 2.4rem;
  }
}
#useful_post .p-post-date {
  position: relative;
  line-height: 1;
	font-size: 1.6rem;
	font-weight: bold;
	margin-bottom: 0;
}
#useful_post .p-post-header {
  margin-top: 1.3em;
}
#useful_post .p-post-header-category-list li {
  margin-right: 8px;
  display: inline-block;
	font-size: 1.3rem;
	font-weight: 400;
  line-height: 1;
  color: inherit;
}
#useful_post .p-post-header-category-list li a {
  display: block;
  color: #3080F0;
  border: 1px solid #3080F0;
  border-radius: 9999px;
  padding: 4px 10px;
}
#useful_post .p-post-header-tag-list li {
  margin-right: 8px;
  margin-bottom: 8px;
  padding: 0.25em;
  display: inline-block;
  font-size: 1.4rem;
  line-height: 2.14;
}
#useful_post .p-post-header {
  padding: 0.5em 0 0.25em;
}
#useful_post .p-post-header .inner {
  display: flex;
  align-items: flex-start;
}
#useful_post .p-toc__link {
  text-decoration: none;
}
#useful_post .p-toc__link:hover {
  text-decoration: underline;
}
#useful_post .p-toc {
  padding: 2em 2em;
  font-size: 1.8rem;
  line-height: 2.12;
  border: 1px solid #36444D;
}
@media (max-width: 768px) {
  #useful_post .p-toc {
    padding: 1.5em 1.5em;
    font-size: 1.4rem;
    border-radius: 32px;
  }
}
#useful_post .p-toc__title {
  margin-bottom: 1em;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.61;
  color: #303D4D;
}
@media (max-width: 768px) {
  #useful_post .p-toc__title {
    font-size: 1.6rem;
  }
}
#useful_post .p-toc .p-toc__list li {
  margin-top: 1em;
  margin-left: -0.5em;
}
#useful_post .p-toc .p-toc__list li a {
  text-decoration: none;
}
#useful_post .p-toc .p-toc__list li a:hover {
  text-decoration: underline;
  text-underline-offset: 0.25em;
  outline: none;
}
#useful_post .p-toc .p-toc__list > li {
  padding-left: 1.25em;
  color: #E95512;
  font-size: 1.8rem;
}
@media (max-width: 768px) {
  #useful_post .p-toc .p-toc__list > li {
    font-size: 1.6rem;
  }
}
#useful_post .p-toc .p-toc__list > li > a {
  color: #36444D;
}
#useful_post .p-toc .p-toc__list > li:before {
  content: "●";
  display: inline-block;
  position: absolute;
  top: 0;
  left: 2px;
  color: #36444D;
}
#useful_post .p-toc .p-toc__list li ul {
  margin-top: 1em;
}
#useful_post .p-toc .p-toc__list li ul > li {
  padding-left: 1.25em;
  font-size: 1.4rem;
}
@media (max-width: 768px) {
  #useful_post .p-toc .p-toc__list li ul > li {
    font-size: 1.3rem;
  }
}
#useful_post .p-toc .p-toc__list li ul > li:before {
  content: "・";
  display: inline-block;
  position: absolute;
  top: 0;
  left: 2px;
  color: #A1A9B3;
}
#useful_post .p-toc .p-toc__list li ul > li > a {
  font-size: 1.4rem;
  color: #303D4D;
}
@media (max-width: 768px) {
  #useful_post .p-toc .p-toc__list li ul > li > a {
    font-size: 1.3rem;
  }
}
#useful_post .p-recommend-block {
  margin-bottom: 30px;
}
#useful_post .p-recommend-block-title {
  position: relative;
  padding-left: 0;
  font-size: 2rem;
  font-weight: 700;
}
#useful_post .p-recommended {
  margin-top: 1em;
  padding: 1.5em;
  background: #fff;
  border: solid 1px #303D4D;
  display: flex;
}
@media (max-width: 768px) {
  #useful_post .p-recommended {
    flex-direction: column;
  }
}
#useful_post .p-recommended .thumbnail {
  flex-shrink: 0;
  width: 240px;
  height: auto;
}
@media (max-width: 768px) {
  #useful_post .p-recommended .thumbnail {
    width: 100%;
  }
}
#useful_post .p-recommended .thumbnail a {
  display: block;
}
#useful_post .p-recommended .thumbnail a:hover, #useful_post .p-recommended .thumbnail a:active {
  opacity: 0.8;
}
#useful_post .p-recommended .thumbnail img {
  width: 100%;
  height: 100%;
  aspect-ratio: 3/2;
  -o-object-fit: cover;
  object-fit: cover;
}
#useful_post .p-recommended__body {
  margin-left: 32px;
}
@media (max-width: 768px) {
  #useful_post .p-recommended__body {
    margin-top: 20px;
    margin-left: 0;
  }
}
#useful_post .p-recommended__body .category {
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px;
  margin-bottom: 0;
}
@media (max-width: 768px) {
  #useful_post .p-recommended__body .category {
    padding: 6px 0;
    font-size: 10px;
  }
}
#useful_post .p-recommended__body .category a {
  margin-right: 0.5em;
  margin-bottom: 0.5em;
  padding: 0.15em;
  display: inline-block;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: bold;
  color: #202020;
  background-color: #F0F0F0;
  border-radius: 5px;
}
#useful_post .p-recommended__body .title {
  margin: 0.5em 0;
  font-size: 2rem;
  font-weight: 700;
}
@media (max-width: 768px) {
  #useful_post .p-recommended__body .title {
    font-size: 1.6rem;
  }
}
#useful_post .p-recommended__body .title a {
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
#useful_post .p-recommended__body .title a:hover, #useful_post .p-recommended__body .title a:active {
  text-decoration: underline;
}
#useful_post .p-blog-img {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 102px;
  max-width: 100%;
  width: auto;
  text-align: center;
}
@media (max-width: 768px) {
  #useful_post .p-blog-img {
    margin: 30px;
    margin-bottom: 40px;
  }
}
#useful_post .p-blog-img img {
  width: auto;
  height: auto;
  max-width: 100%;
}
#useful_post .p-post-banner {
  margin-left: auto;
  margin-right: auto;
  width: 70%;
}
@media (max-width: 768px) {
  #useful_post .p-post-banner {
    width: 100%;
  }
}
#useful_post .p-post-banner a {
  display: block;
}
#useful_post .p-post-banner a:hover, #useful_post .p-post-banner a:active {
  opacity: 0.8;
}
#useful_post .p-border-line {
  border: 1px solid #303D4D;
  padding: 1.5em 2em;
}
#useful_post .p-border-line-dotted {
  border: 1px dotted #303D4D;
  padding: 1.5em 2em;
}
#useful_post .p-border-line02 {
  border: 1px solid #303D4D;
  padding: 1em 1.5em;
}
#useful_post .p-post-contents > * + .p-toc,
#useful_post .p-post-contents > * + .p-recommend-block,
#useful_post .p-post-contents > * + .p-post-banner,
#useful_post .p-post-contents > * + .p-blog-img,
#useful_post .p-post-contents > * + .p-border-line,
#useful_post .p-post-contents > * + .p-border-line02,
#useful_post .p-post-contents > * + blockquote {
  margin-top: 64px;
}
@media (max-width: 768px) {
  #useful_post .p-post-contents > * + .p-toc,
#useful_post .p-post-contents > * + .p-recommend-block,
#useful_post .p-post-contents > * + .p-post-banner,
#useful_post .p-post-contents > * + .p-blog-img,
#useful_post .p-post-contents > * + .p-border-line,
#useful_post .p-post-contents > * + .p-border-line02,
#useful_post .p-post-contents > * + blockquote {
    margin-top: 40px;
  }
}