.etide-page .etide-title {
  --etide-title-height: 50px;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  font-size: 1ch;
  font-weight: 400;
  left: 0;
  letter-spacing: 1.635ch;
  margin: 0;
  padding: 0;
  position: fixed;
  width: 200px;
  top: 0;
}

.etide-page .etide-title img {
  position: relative;
  top: initial;
  width: 35px;
}

.etide-page .etide-title span::after {
  background-color: white;
  border-radius: 100%;
  bottom: -3px;
  content: '';
  height: 5px;
  position: absolute;
  right: 26px;
  width: 5px;
}

.etide-page-nav {
  align-items: center;
  display: flex;
  height: 50px;
  justify-content: flex-end;
  left: 200px;
  position: fixed;
  right: 0;
  top: 0;
}

.etide-page-nav a {
  align-items: center;
  display: flex;
  height: 100%;
  justify-content: center;
  padding: 0;
  transition: all .25s ease-in-out;
  width: 65px;
}

.etide-page-nav a:hover {
  background-color: rgba(105, 105, 105, .2);
}

.etide-page-nav img {
  width: 45px;
}

.etide-page-nav .etide-button {
  align-items: center;
  background-color: rgba(135, 135, 135, 0);
  box-sizing: border-box;
  display: flex;
  font-size: 1.215ch;
  height: 100%;
  justify-content: center;
  letter-spacing: .5ch;
  padding: 0 0 0 8px;
  text-transform: uppercase;
  transition: all .5s ease-in-out;
  width: 135px;
}

.etide-page-nav .etide-button:hover {
  background-color: rgba(135, 135, 135, .5);
}

.etide-page-nav .etide-button:active {
  background-color: rgba(5, 5, 5, .5);
  transition: all .125s ease-in-out;
}

.etide-main {
  align-items: center;
  display: flex;
  box-sizing: border-box;
  flex-flow: row wrap;
  gap: 35px 50px;
  margin: 105px 50px;
  padding: 50px 25px;
}

.etide-section {
  align-self: stretch;
  border: 1px solid rgba(235, 235, 235, .2);
  border-radius: 18px;
  box-shadow: 0 3px 18px rgba(0, 0, 0, .5);
  flex-grow: 1;
  padding: 35px 80px;
  position: relative;
  width: 23.765vw;
}

.etide-section::after {
  background-color: rgba(35, 35, 35, 0.8);
  bottom: 15px;
  content: '';
  filter: blur(32px);
  left: 15px;
  position: absolute;
  right: 15px;
  top: 15px;
  z-index: -1;
}

.etide-section h1 {
  font-size: 1.95ch;
  font-variant: small-caps;
  font-weight: 400;
  letter-spacing: .365ch;
  margin: 20px 0 35px 0;
}

.etide-section p {
  font-size: 1.765ch;
  font-weight: 300;
  letter-spacing: .135ch;
  line-height: 5.376ch;
}

.etide-list {
  line-height: 5ch;
}

@media only screen and (max-width: 1200px) {
  .etide-main {
    flex-flow: column;
    margin: 45px 0;
  }

  .etide-section {
    font-size: 1.65ch;
    width: auto;
    padding: 35px 55px;
  }
}
