a {
  text-decoration: none;
}

ul,
li {
  list-style: none;
}

/* ヘッダー */
.header {
  background-color: white;
  width: 100%;
max-width: 1200px;
  height: 80px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background-color: #308f73;
  margin: 0 auto;
}

.header__inner {
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: inherit;
  position: relative;
}
@media screen and (min-width: 960px) {
.header__inner {
margin: 0px 50px 10px 50px; 
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: inherit;
  position: relative;
position: relative;
}
}

.header__title {
  width: 80px;
}


.header_logo {
  width: 300px;
  font-size: 20px;
position: relative; 
top: -20px;
left: 0px;
color: #ffffff;
font-family:  Lucida Sans;
}


@media screen and (min-width: 960px) {
  .header__title {
    width: 120px;
  }
}

.header__title img {
  display: block;
  width: 100%;
  height: 100%;
}

.header__nav {
  position: absolute;
  right: 0;
  left: 0;
  top: 0;
  width: 100%;
  height: 100vh;
  transform: translateX(100%);
  background-color: #fff;
  transition: ease .4s;
}


@media screen and (min-width: 960px) {
  .header__nav {
    position: static;
    transform: initial;
    background-color: inherit;
    height: inherit;
    display: flex;
    justify-content: end;
    width: 50%;
  }
}


@media screen and (min-width: 960px) {
  .nav__items {
    width: 100%;
    display: flex;
    align-items: center;
    height: initial;
    justify-content: space-between;
  }
}

/* メニュー枠ＳＰ */
.nav-items {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 0;
}
/* メニュー枠ＰＣ */
@media screen and (min-width: 960px) {
.nav-items {
  position: relative;
  top: 60px;
  left: 120px;
  transform: translate(-50%, -50%);
  padding: 0;
height: 30px;

  }
}

/* メニューＳＰ */
.nav-items__item a {
  color: black;
  width: 100%;
  display: block;
  text-align: center;
  font-size: 20px;
  margin-bottom: 24px;
font-family:  Lucida Sans;
}
/* メニューＰＣ */
@media screen and (min-width: 960px) {
.nav-items__item a {
  color: black;
  width: 100px;
  display: block;
  text-align: center;
  margin-bottom: 12px;
  font-size: 17px;
/*  background-color: #aaaaaa; > */
color: #ffffff;
font-family:  Lucida Sans;
}
}


.nav-items__item:last-child a {
  margin-bottom: 0;
}

@media screen and (min-width: 960px) {
  .nav-items__item a {
    margin-bottom: 0;
  }
}


/* ハンバーガーメニュー */
.header__hamburger {
  width: 48px;
  height: 100%;

}

.hamburger {
  background-color: transparent;
  border-color: transparent;
  z-index: 9999;
}

@media screen and (min-width: 960px) {
  .hamburger {
    display: none;
  }
}


.hamburger span {
  width: 100%;
  height: 2px;
  background-color: #000;
  position: relative;
  transition: ease .4s;
  display: block;
}

.hamburger span:nth-child(1) {
  top: 0;
}

.hamburger span:nth-child(2) {
  margin: 8px 0;
}

.hamburger span:nth-child(3) {
  top: 0;
}


/* ハンバーガーメニュークリック後のスタイル */
.header__nav.active {
  transform: translateX(0);
}

.hamburger.active span:nth-child(1) {
  top: 5px;
  transform: rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;

}

.hamburger.active span:nth-child(3) {
  top: -13px;
  transform: rotate(-45deg);
}