@keyframes loading {
  0% {
    transform: scale(1);
  }
  20% {
    transform: scale(1, 2.2);
  }
  40% {
    transform: scale(1);
  }
}
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: noto-sans-cjk-jp, sans-serif;
  background-color: #f8f8f8;
}

#container {
  width: 1180px;
  margin: 0 auto;
}

@media screen and (max-width: 768px) {
  #container {
    width: 100vw;
  }
}
.header {
  padding: 15px 0 13px;
  width: 400px;
}

@media screen and (max-width: 768px) {
  .header {
    padding: 15px 0 5px 30px;
  }
}
h1 {
  font-size: 30px;
  font-weight: bold;
  color: #394656;
  margin-bottom: 0px;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
  text-shadow: 2px 2px 0 #c2bcbc;
}

@media screen and (max-width: 768px) {
  h1 {
    font-size: 28px;
  }
}
img {
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
}

.header-new {
  display: flex;
  justify-content: space-between;
  max-width: 1180px;
  width: 95%;
  margin: 0 auto;
}

#main {
  width: 70%;
  padding-right: 32px;
}

@media screen and (max-width: 768px) {
  #main {
    width: 100%;
    padding-right: 0px;
  }
}
#content {
  padding-bottom: 32px;
}

@media screen and (max-width: 768px) {
  #content {
    padding-bottom: 3px;
  }
}
#inner-content {
  margin: 0 auto;
  display: flex;
}

#entry {
  margin-bottom: 24px;
  background-color: rgba(255, 255, 255, 0.7215686275);
  box-shadow: 0 2px 4px rgba(67, 133, 187, 0.0705882353);
}

.entry-content {
  padding-left: 40px;
  padding-right: 40px;
  padding: 10px 30px 0;
  margin-right: auto;
  margin-left: auto;
}
.entry-content p {
  line-height: 2;
  margin: 0 0 32px;
  font-weight: 500;
  word-wrap: break-word;
}

h2 {
  font-weight: 700;
  margin: 64px 0 32px;
  color: #fff;
  font-size: 24px;
  line-height: 1.5;
  padding: 18px 0px 18px 32px;
  background-color: #394656;
  position: relative;
}
h2::before, h2::after {
  position: absolute;
  left: 0;
  content: "";
  background-color: #f8f8f8;
  width: 100%;
  height: 2px;
}
h2::before {
  top: 5px;
}
h2::after {
  bottom: 5px;
}
h2:first-child {
  margin-top: 32px;
}

figure + h2 {
  margin-top: 128px;
}

@media screen and (max-width: 768px) {
  h2 {
    font-size: 20px;
    padding: 15px 0px 15px 18px;
    margin: 10px 0 10px;
  }
  h2:first-child {
    margin-top: 10px;
  }
  figure + h2 {
    margin-top: 64px;
  }
}
p {
  word-wrap: break-word;
}

button {
  margin-left: 20px;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  width: 180px;
  padding: 15px 10px;
  font-weight: bold;
  border: 2px solid #394656;
  background: #394656;
  color: #fff;
  box-shadow: 6px 4px 5px rgba(0, 0, 0, 0.5);
  transition: 0.5s;
  border-radius: 18px;
  letter-spacing: 3;
  opacity: 0.9;
}
button:hover {
  color: #394656;
  background: #fff;
}

@media screen and (max-width: 768px) {
  button {
    width: 80%;
    font-size: 19px;
  }
}
.sgb-tl {
  margin: 1rem 0 -1rem;
  counter-reset: item;
}

.sgb-tl-item {
  padding: 0 0 18px 24px;
  position: relative;
}
.sgb-tl-item::before {
  background: #ccd5db;
  bottom: 0;
  content: "";
  display: block;
  left: 6px;
  position: absolute;
  top: 24px;
  width: 3px;
}
.sgb-tl-item:last-of-type:before {
  content: none;
}
.sgb-tl-item:last-of-type .sgb-tl-item__main {
  border-bottom: none;
}

.sgb-tl-item__label--default {
  color: #848484;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
  padding-top: 5px;
}
.sgb-tl-item__label--default::before {
  content: "STEP." counter(item);
  counter-increment: item;
}

@media screen and (max-width: 768px) {
  .sgb-tl-item__label--default {
    font-size: 15px;
    margin-left: 2px;
    padding-top: 3px;
  }
}
.sgb-tl-item__title {
  padding-left: 20px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 0;
  margin-top: 5px;
}
.sgb-tl-item__title a {
  text-decoration: underline;
  padding-right: 4px;
}

@media screen and (max-width: 768px) {
  .sgb-tl-item__title {
    font-size: 17px;
    margin-top: 8px;
  }
}
.sgb-tl-item__main {
  font-size: 15.5px;
  border-bottom: 1px dashed #ccd5db;
  line-height: 1.6;
  margin-top: 18px;
  margin-bottom: 36px;
  padding: 0 0 24px;
}
.sgb-tl-item__main p {
  padding-left: 20px;
}

@media screen and (max-width: 768px) {
  .sgb-tl-item__main {
    margin-top: 16px;
    margin-bottom: 6px;
    padding: 0 0 17px;
  }
}
figure {
  margin: 20px 0;
}
figure img {
  margin-left: 20px;
  border: 3px solid #eaedf2;
  max-width: 55%;
  height: auto;
  image-rendering: -webkit-optimize-contrast;
}
@media screen and (max-width: 768px) {
  figure img {
    max-width: 65%;
  }
}
@media screen and (max-width: 480px) {
  figure img {
    max-width: 85%;
  }
}

.main-bdr {
  border-color: #394656;
}

.main-bc {
  background-color: #394656;
}

.sgb-tl-item__marker {
  border: 3px solid;
  border-radius: 50%;
  content: "";
  display: block;
  height: 14px;
  width: 14px;
  position: absolute;
  top: 6px;
  left: 0;
}

@media screen and (max-width: 768px) {
  .sgb-tl-item__marker {
    height: 18px;
    width: 18px;
    top: 3px;
    left: -2px;
  }
}
#side-menu {
  width: 30%;
  height: 100px;
  position: sticky;
  top: 40px;
}
#side-menu .ez-title {
  background-color: #394656;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 8px 0px;
}
#side-menu .ez-title span {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
}
#side-menu .ez-title span::before {
  font-family: "Font Awesome 5 Free";
  content: "\f03a";
  margin-right: 5px;
}
#side-menu ol {
  background-color: rgba(255, 255, 255, 0.7215686275);
  counter-reset: number;
  list-style-type: none;
  background: #fff;
  margin: 0;
  padding: 5px 10px;
  font-size: 17px;
  font-weight: bold;
}
#side-menu li {
  position: relative;
  line-height: 60px;
  height: 60px;
  padding-left: 45px;
  border-bottom: dotted 1px #ccc;
  cursor: pointer;
  opacity: 1;
  transition: opacity 0.3s ease;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
}
#side-menu li:last-child {
  border-bottom: none;
}
#side-menu li:hover {
  opacity: 0.4;
}
#side-menu li::before {
  position: absolute;
  counter-increment: number;
  content: counter(number);
  display: inline-block;
  background: #394656;
  color: white;
  font-weight: bold;
  font-size: 15px;
  width: 25px;
  height: 25px;
  line-height: 25px;
  text-align: center;
  top: 50%;
  left: 10px;
  transform: translateY(-50%);
}
#side-menu a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-decoration: none;
  color: #555;
  height: 100%;
}

@media screen and (max-width: 768px) {
  #side-menu {
    display: none;
  }
}
.footer {
  display: flex;
  justify-content: center;
  max-width: 1180px;
  width: 95%;
  margin: 0px auto 20px;
}
.footer p {
  font-size: 16px;
  color: #848484;
  font-style: italic;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
  letter-spacing: 2px;
}

@media screen and (max-width: 768px) {
  .footer {
    margin-bottom: 5px;
  }
  .footer p {
    font-size: 14px;
    margin-bottom: 0px;
  }
}