* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding-top: 70px; /* nav固定によってずれるため */
  font-family: "Hiragino Kaku Gothic ProN", sans-serif;
  background: url("../images/bg.jpg") center no-repeat;
  background-size: cover;
}

a {
  text-decoration: none;
}

.jumbotron {

    height: 400px;
}


.nav-img{
    width: 250px;   
}

.nav-item{
    margin: 0 20px;
}

.clear {
  clear: left;
}

.container {
  max-width: 1170px;
  width: 100%;
  margin: 0 auto;
}

.top-wrapper {
  padding: 180px 0 100px 0;
  background-image: url("../images/sisetsu.png");
  background-size: cover;
  color: white;
  text-align: center;
}

.top-wrapper h1 {
  opacity: 0.7;
  font-size: 45px;
  letter-spacing: 5px;
}

.top-wrapper p {
  opacity: 0.7;
}

.btn-wrapper {
  text-align: center;
  margin: 20px 0;
}

.btn-wrapper p {
  margin: 10px 0;
}

.signup {
  background-color: #239b76;
}

.facebook {
  background-color: #3b5998;
  margin-right: 10px;
}

.twitter {
  background-color: #55acee;
}

.jyusenbtn {
  background-color: #26d0c9;
}


.btn {
  padding: 8px 24px;
  color: white;
  display: inline-block;
  opacity: 0.8;
  border-radius: 4px;
  text-align: center;
}

.btn:hover {
  opacity: 1;
}

.fa {
  margin-right: 5px;
}

header {
  height: 65px;
  width: 100%;
  background-color: rgba(255,255,255, 0.9);
  position :fixed;
  top: 0;
  z-index: 10;
}

.logo {
  width: 230px;
}

.header-left {
  float: left;
}

.header-left a {
  line-height: 65px;
  padding: 0 25px;
  color: black;
  display: block;
  float: left;
  transition: all 0.5s;
}

.header-left a:hover {
  background-color: rgba(200, 200, 200, 0.3);
}


.header-right {
  float: right;
}

.header-right p {
  margin: 0;
}

.header-right a {
  line-height: 65px;
  padding: 0 25px;
  color: black;
  display: block;
  float: left;
  transition: all 0.5s;
}

.title {
    background-color: rgba(255, 128, 64, 0.7);
}

.subtitle {
    background-color: rgba(150, 150, 150, 0.7);
}

.border-ye {
    margin: 0 auto;
    width: 80%;
    border-left: solid;
    border-left-width: 5px;
    border-left-color: #ff9600;
}

@media (min-width: 992px) {
 .title {
   font-size: 4.0rem;
 }
}

@media (max-width: 991.98px) {
 .title {
   font-size: 3.0rem;
 }
}

@media (max-width: 767.98px) {
 .title {
   font-size: 1.5rem;
 }
}

@media (max-width: 575.98px) {
 .title {
   font-size: 1.5rem;
 }
}


.menu-icon {
  color: white;
  float: right;
  font-size: 25px;
  padding: 21px 0;
  display: none;
}


.lesson-wrapper {
  padding-bottom: 80px;
  padding-left: 5%;
  padding-right: 5%;
  background-color: #f7f7f7;
  text-align: center;
}

.heading {
  padding-top: 80px;
  padding-bottom: 50px;
  color: #5f5d60;
}

.heading h2 {
  font-weight: normal;
}

.lesson {
  float: left;
  width: 25%;
}

.lesson-icon {
  position: relative;
}

.lesson-icon p {
  position: absolute;
  top: 44%;
  width: 100%;
  color: white;
}

.text-contents {
  width: 100%;
  display: inline-block;
  margin-top: 15px;
  font-size: 15px;
  color: #b3aeb5;
}

.heading h3 {
  font-weight: normal;
}

.message-wrapper {
  border-bottom: 1px solid #eee;
  padding-bottom: 80px;
  text-align: center;
}

.message {
  padding: 15px 40px;
  background-color: #5dca88;
  cursor: pointer;
  box-shadow: 0 7px #1a7940;
}

.message:active {
  position: relative;
  top: 7px;
  box-shadow: none;
}

footer img {
  width: 200px;
}

footer p {
  color: #b3aeb5;
  font-size: 12px;
}

footer {
  padding-top: 5px;
  padding-bottom: 20px;
}

.footer-left {
  float: left;
}

.footer-right {
  float: right;
}

.siren {
  width: 100%;
  height: 150px;
  background-color: #fff;
  font-family: serif;
  color: black;
  border-radius: 20px;
}

.siren:hover {

  background-color: #ccc;
  transition: all 0.5s;
}

.siren0 {
  background-color: #fff;
}

.siren2{
    height:50px;
    width: 100%;
    margin: auto;
    position:absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    color: #EEE;
    background-color: #777;
    opacity: 0.7;
}



.sisetsu {
    opacity: 0.8;
}

.sisetsu:hover {
    opacity: 1.0;
}

.nav-link:hover {
  opacity: 0.6;
}

.nav a {
    color: black;
    margin-top: 10px;
}

.jumbotron-extend {
    position: relative;
    height: 100vh;
    min-height: 300px;
    background: url("../images/pmczenkei_sm.jpg") center no-repeat;
    background-size: cover;
}

.jumbotron-container {
    position: relative;
    top: 50%;
    transform: translateY(-50%);
}

.site-name {
    margin-bottom: 40px;
    font-family: 'sans-serif', serif;
    color: white;
}
.btn-black {
    border-radius: 0;
    background-color: #000;
    color: #fff;
    font-family: 'Avenir', serif;
}
.btn-black:hover {
     background-color: #fff;
     color: #000;
}

.contents {
    max-width: 990px;
    margin: 0 auto;
}
.content-primary,
.content-secondary {
    padding-left: 0;
    padding-right: 0;
}
.content-primary {
    float: left;
    width: 52.08%;
}
.content-secondary {
    float: right;
    width: 37.92%;
}

.cl9 {
    width: 100%;
    height: 150px;
}

.cl10 {
    background-color: #fff;
    width: 100%;
    height: 100px;
}
.ac10 {
    color: #000;
}

.w-90 {
    margin: 0 auto;
    width: 90vw;
    display: flex;
}

.w-80 {
    margin: 0 auto;
    width: 80vw;
}


.main {
  padding: 2%;
  flex: 1;
}
.side {
  padding: 2%;
  width: 230px;
}

.red {
    color: red;
}

@-webkit-keyframes zoomUp {
0% {
-webkit-transform: scale(1);
transform: scale(1);
}
100% {
-webkit-transform: scale(1.15);
transform: scale(1.15);
}
}

@keyframes zoomUp { 
0% {
    /* ズームアウトのため1→1.15に*/
-webkit-transform: scale(1.15);
transform: scale(1.15);
}
100% {
    /*ズームアウトのため1.15→1に*/
-webkit-transform: scale(1);
transform: scale(1);
}
}

.swiper-slide-active .slide-img,
.swiper-slide-duplicate-active .slide-img,
.swiper-slide-prev .slide-img { 
-webkit-animation: zoomUp 12s linear 0s;
animation: zoomUp 12s linear 0s;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
}

.slide-img {
background-size: cover;
background-position: center center; 
height: 70vh; 
}


.slide-text {
position: absolute;
z-index: 10;
font-size: 4rem;
color: #fff;
width: 100%;
top: 50%;
text-align: center;
font-weight: bold;
}



@media (max-width: 767px) {
    .jumbotron-extend {
        height: 300px;
        min-height: 0;
        margin-bottom: 40px;
        text-align: center;
    }
    .jumbotron-container {
        top: 0;
        transform: translateY(0);
    }
    .site-name {
        margin-bottom: 40px;
    }
    .site-name-main {
        font-size: 30px;
    }
}


.btn-animation-02 {
  display: inline-block;
  width: 100%;
  height: 150px;
  text-align: center;
  background-color: rgb(40,167,69);
  border: 2px solid rgb(40,167,69);
  font-size: 16px;
  color: rgb(40,167,69);
  text-decoration: none;
  font-weight: bold;
  padding: 10px 24px;
  border-radius: 4px;
  position: relative;
}

.btn-animation-02 span {
  position: relative;
  z-index: 1;
}

.btn-animation-02::before,
.btn-animation-02::after {
  content: "";
  display: block;
  background-color: #FFF;
  width: 50%;
  height: 100%;
  position: absolute;
  top: 0;
  transition: .2s;
}
.btn-animation-02::before {
  left: 0;
}
.btn-animation-02::after {
  right: 0;
}

.btn-animation-02:hover:before,
.btn-animation-02:hover:after {
  width: 0;
  background-color: #FFF;
}

.btn-animation-02:hover {
  color: #FFF;
}