html, body,
ul, ol, li,
h1, h2, h3, h4, h5, h6, p,
form, input, div {
    margin: 0;
    padding: 0;
}

body {
    height: 100%;
    font-family: "メイリオ","Helvetica Neue",
    Arial,
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    sans-serif;
    font-weight: bold;
}
a{
    text-decoration: none;
    color: #ffffff;
}

#sp { display: none !important; }
#pc { display: block !important; }


main {
    height: 100%;
}
.slider-pc {
    margin: 0 auto;
    width: 100%;
    height: 100%;
    position: fixed;
}

/*背景画像*/
.slider-img img{  
    height: 100vh;
    margin: auto;
    max-height: 100%;
    max-width: 100%;
    object-fit: cover;
    width: 100%;
}

.title{
    color: #2090C1;
    font-size: 60px;
    text-shadow: 5px 5px 5px #707070;
    position: absolute;
    left: 15px;
    top: 25px;
    z-index: 99;
}

.text-box {
    width: 40%;
    position: absolute;
    right: 35px;
    bottom: 30px;
}
.overview {
    background-color: #ffffff;
    opacity: 0.8;
    border-radius: 5px;
    padding: 10px;
    font-size: 20px;
    font-weight: bold;
    color: #707070;
}
#text.active {
    display: none;
}
.nande {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 15px;
    right: 15px;
}
#btn {
    width: 185px;
    height: 50px;
    line-height: 50px;
    border-radius: 5px;
    text-align: center;
    font-size: 25px;
}
#btn:active {
    box-shadow: none;
    position: relative;
    top: 5px;
}
.btn_back {
    background-color: #65CCAF;
    box-shadow: 0 6px 0 #1CA981;
    margin-bottom: 25px;
}
.btn_go {
    background-color: #7CABD8;
    box-shadow: 0 6px 0 #367CBE;
}
.btn_close {
    cursor: pointer;
    width: 100px;
    height: 50px;
    line-height: 50px;
    border-radius: 5px;
    text-align: center;
    font-size: 20px;
    background-color: #D7607C;
    color: #ffffff;
    position: absolute;
    bottom: 15px;
    right: 20px;
}

.btn_doga {
    cursor: pointer;
    width: 90px;
    height: 90px;
    background: #F2BA83;
    border-radius: 100%;
    position: fixed;
    bottom: 30px;
    left: 30px;
}

.btn_doga img{
    width: 90px;
    position: absolute;
    left: 1px;
    top: -3px;
}
button {
    border: none;
    outline: none;
    background: transparent;
  }

#video {
    width: 100%;
    display: none;
}