* {
  margin: 0;
  padding: 0;
  webkit-user-select: none;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

body {
  max-width: 100vw;
}

.header {
  width: 100vw;
  display: flex;
  align-items: center;
  background: #64C484;
  margin: 0;
  z-index: 10;
}

.headerLogo {
  display: flex;
  align-items: center;
  margin: 0 auto 0 0;
  font-weight: bold;
  font-size: clamp(20px, 6vw, 36px);
  padding: 5px;
}

.logoImg {
  width: clamp(60px, 6vw, 70px);
  height: auto;
}

.headerLogo sup {
  font-size: 0.5em;
  font-style: italic;
  font-weight: 500;
  background: #888888;
  color: #64C484;
  padding: 0.5px 1.5px;
  translate: 0 -0.3em;
  margin: 1.5px;
  border: none;
  border-radius: 2px;
}

.navOpenBtn {
  font-size: 1.9em;
  margin-right: 10px;
  background: #E0E0E0;
  padding: 0.1em 0.3em;
  border: none;
  border-radius: 10px;
}

.nav {
  max-width: 300px;
  background: rgba(25, 25, 25, 0.85);
  color: #EDEDED;
  padding: 10px 20px 20px 20px;
  position: absolute;
  top: 5px;
  right: 5px;
  border-radius: 10px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-20px);
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.nav.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.navCloseBtn {
  float: right;
  background: #EDEDED;
  color: #FF4B4B;
  font-weight: bold;
  font-size: 1.9em;
  padding: 0.08em 0.25em;
  border-radius: 7px;
}

.navItems {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 70px;
  font-size: 1.3em;
}

.welcomeSection {
  width: 100vw;
  max-height: 50dvh;
  background-image: url('../access/images/main_bg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 15px 25px #626262;
}

.wcSecTtl,
.wcSrcTxt,
.wcSecBtn {
  width: 400px;
  max-width: 90vw;
  text-align: center;
  color: #282828;
}

.wcSecTtl {
  width: auto;
  font-size: clamp(40px, 6vw, 70px);
  margin-top: 60px;
  margin-bottom: 25px;
  font-weight: 900;
  
}

.wcSrcTxt {
  font-size: 16px;
  margin-bottom: 20px;
}

.wcSecBtn {
  width: auto;
  font-size: 20px;
  padding: 5px 10px;
  background-color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  margin-bottom: 60px;
  font-weight: 600;
  opacity: 0;
}

/* sioos */

.shortInfoOfOtherSec {
  margin: 20px 0 0 0;
  padding: 15px;
}

.sioosItems {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.sioosItem {
  flex: 1 1 200px;
  max-width: 350px;
  min-width: 200px;
  border: none;
  padding: 15px;
  border: 1.3px solid #414141;
  border-radius: 0 25px;
  box-shadow: -5px 7px 10px rgba(161, 161, 161, 0.7);
  background: #E1E1E1;
  transition: all 0.5s ease;
}

.sioosItem:hover {
  translate: 0 -10px;
  box-shadow: -7px 9px 10px rgba(161, 161, 161, 0.9);
}

.sioosItemTtl {
  font-size: clamp(25px, 4vw, 35px);
  font-weight: 600;
  margin-bottom: 5px;
}

.sioosItemTxt {
  width: auto;
  height: auto;
  font-weight: 400;
  margin-top: 10px;
  margin-bottom: 10px;
}

.sioosItemBtn {
  font-weight: bold;
  font-size: 1em;
  padding: 10px;
  background: #02DCB3;
  border: none;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(166, 169, 169, 1);
  transition: all 0.5s ease;
}

.sioosItemBtn:hover {
  box-shadow: 0 0 25px rgba(65, 169, 169, 1);
  font-size: 1.2em;
}