/* ------------------------------------------------------------ */
/*
【フォントサイズ】
font-size: clamp(1.375rem, 1.1477rem + 1.1364vw, 2rem); 22px~32px 
font-size: clamp(1.125rem, 0.9432rem + 0.9091vw, 1.625rem); 18px~26px 
font-size: clamp(1rem, 0.9091rem + 0.4545vw, 1.25rem); 16px~20px
font-size: clamp(0.875rem, 0.8295rem + 0.2273vw, 1rem); 14px~16px
font-size: clamp(0.75rem, 0.7045rem + 0.2273vw, 0.875rem); 12px~14px
font-size: clamp(0.625rem, 0.5795rem + 0.2273vw, 0.75rem); 10px~12px
font-size: clamp(0.5rem, 0.4545rem + 0.2273vw, 0.625rem); 8px~10px

【空間サイズ】
margin: clamp(1rem, 0.6364rem + 1.8182vw, 2rem) 0; 16px~32px
margin: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem) 0; 8px~16px
margin: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem) 0; 2px~4px

*/

/* ------------------------------------------------------------ */
img {
    width: 100%;
}
a {
    transition: all 0.3s ease 0s;
}
a:hover {
    opacity: 0.8;
}
.pc {
    display: block;
}
.pc-inline {
    display: inline-block;
}
.sp {
    display: none;
}
@media screen and (max-width: 500px) {
    .pc {
        display: none;
    }
    .pc-inline {
        display: none;
    }
    .sp {
        display: block;
    }
}

/* 共通指定 320-1200
====================================================*/
section {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.section-in {
    padding: 0 2%;
}

/* 16px~32px */
.pm {
    margin: clamp(1rem, 0.6364rem + 1.8182vw, 2rem) 0;
}
.pmt {
    margin-top: clamp(1rem, 0.6364rem + 1.8182vw, 2rem);
}
.pmb {
    margin-bottom: clamp(1rem, 0.6364rem + 1.8182vw, 2rem);
}
.pp {
    padding: clamp(1rem, 0.6364rem + 1.8182vw, 2rem) 0;
}
.ppt {
    padding-top: clamp(1rem, 0.6364rem + 1.8182vw, 2rem);
}
.ppb {
    padding-bottom: clamp(1rem, 0.6364rem + 1.8182vw, 2rem);
}
/* 8px~16px */
.pm05 {
    margin: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem) 0;
}
.pmt05 {
    margin-top: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem);
}
.pmb05 {
    margin-bottom: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem);
}
.pp05 {
    padding: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem) 0;
}
.ppt05 {
    padding-top: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem);
}
.ppb05 {
    padding-bottom: clamp(0.5rem, 0.3182rem + 0.9091vw, 1rem);
}
/* 2px~4px */
.pm005 {
    margin: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem) 0;
}
.pmt005 {
    margin-top: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem);
}
.pmb005 {
    margin-bottom: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem);
}
.pp005 {
    padding: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem) 0;
}
.ppt005 {
    padding-top: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem);
}
.ppb005 {
    padding-bottom: clamp(0.125rem, 0.0795rem + 0.2273vw, 0.25rem);
}

/* 湯気
====================================================*/
@keyframes steam01 {
    0% {
        bottom: -600px;
        filter: blur(16px);
        transform: rotateY(0deg);
        transform: scale(0.6, 1);
        opacity: 0;
    }
    11% {
        opacity: 0.5;
    }
    33% {
        transform: rotateY(40deg);
        transform: scale(1, 1.4);
        opacity: 1;
    }
    66% {
        transform: rotateY(10deg);
        transform: scaleY(1.8, 1);
        opacity: 0.8;
    }
    100% {
        bottom: 0;
        filter: blur(20px);
        transform: rotateY(60deg);
        transform: scaleY(2, 1.8);
        opacity: 0;
    }
}
@keyframes steam02 {
    0% {
        bottom: -400px;
        filter: blur(16px);
        transform: rotateY(0deg);
        transform: scale(0.6, 0.6);
        opacity: 0;
    }
    11% {
        opacity: 0.5;
    }
    33% {
        transform: rotateY(40deg);
        transform: scale(0.8, 1);
        opacity: 1;
    }
    66% {
        transform: rotateY(2deg);
        transform: scaleY(1, 1.2);
    }
    100% {
        bottom: 0;
        filter: blur(20px);
        transform: rotateY(50deg);
        transform: scaleY(1.2, 1.4);
        opacity: 0;
    }
}
.steamWrap {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    margin: 0 auto;
    background-image: url(./img/bg.png);
    /* background-color: #000; */
    background-size: cover;
    z-index: -100;
}
.steamBox {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.steamBox > img {
    width: 100%;
    display: block;
}
.steam01 {
    position: absolute;
    right: 0;
    animation: steam01 10s infinite linear;
    opacity: 0;
}
.steam02 {
    position: absolute;
    left: 0;
    animation: steam02 14s infinite linear;
    opacity: 0;
}
.steam03 {
    margin: auto;
    position: absolute;
    right: 0;
    left: 0;
    animation: steam02 12s infinite linear;
    animation-delay: 6s;
    opacity: 0;
}
.steam01 img,
.steam03 img {
    width: 1000px;
    height: 1000px;
}
.steam02 img {
    width: 800px;
    height: 800px;
}