@charset "utf-8";

/* open */
.open {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100000;
    width: 100%;
    height: 100%;
    background: #FFF;
    margin: auto;
    -webkit-animation: open 5s forwards;
    animation: open 5s forwards;
}
.bg1 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100001;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg1.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open1 5s forwards;
    animation: open1 5s forwards;
}
.bg2 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100002;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg2.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open2 5s forwards;
    animation: open2 5s forwards;
}
.bg3 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100003;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg3.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open3 5s forwards;
    animation: open3 5s forwards;
}
.bg4 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100004;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg4.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open4 5s forwards;
    animation: open4 5s forwards;
}
.bg_yellow {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100005;
    background: #FEF5C1;
    margin: auto;
    -webkit-animation: bg_yellow 5s forwards;
    animation: bg_yellow 5s forwards;
}
@media screen and (max-width: 960px) {
.open {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100000;
    width: 100%;
    height: 100%;
    background: #FFF;
    margin: auto;
    -webkit-animation: open 5s forwards;
    animation: open 5s forwards;
}
.bg1 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100001;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg1_sp.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open1 5s forwards;
    animation: open1 5s forwards;
}
.bg2 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100002;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg2_sp.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open2 5s forwards;
    animation: open2 5s forwards;
}
.bg3 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100003;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg3_sp.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open3 5s forwards;
    animation: open3 5s forwards;
}
.bg4 {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100004;
    width: 100%;
    height: 100%;
    background: url("../images/fv_bg4_sp.png") no-repeat center center;
    background-size: cover;
    margin: auto;
    -webkit-animation: open4 5s forwards;
    animation: open4 5s forwards;
}
}
@keyframes open {
    0% {
        opacity: 1;
    }
    60% {
        opacity: 1;
    }
    99% {
        z-index: 100000;
        opacity: 0;
    }
    100% {
        z-index: -1;
        opacity: 0;
    }
}
@keyframes open1 {
    0% {
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    60% {
        opacity: 1;
    }
    99% {
        z-index: 100001;
        opacity: 0;
    }
    100% {
        z-index: -1;
        opacity: 0;
    }
}
@keyframes open2 {
    0% {
        opacity: 0;
    }
    10% {
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    60% {
        opacity: 1;
    }
    99% {
        z-index: 100002;
        opacity: 0;
    }
    100% {
        z-index: -1;
        opacity: 0;
    }
}
@keyframes open3 {
    0% {
        opacity: 0;
    }
    20% {
        opacity: 0;
    }
    30% {
        opacity: 1;
    }
    60% {
        opacity: 1;
    }
    99% {
        z-index: 100003;
        opacity: 0;
    }
    100% {
        z-index: -1;
        opacity: 0;
    }
}
@keyframes open4 {
    0% {
        opacity: 0;
    }
    30% {
        opacity: 0;
    }
    40% {
        opacity: 1;
    }
    60% {
        opacity: 1;
    }
    99% {
        z-index: 100004;
        opacity: 0;
    }
    100% {
        z-index: -1;
        opacity: 0;
    }
}
@keyframes bg_yellow {
    0% {
        opacity: 0;
    }
    50% {
        opacity: 0;
    }
    75% {
        opacity: 1;
    }
    99% {
        z-index: 100005;
        opacity: 0;
    }
    100% {
        z-index: -1;
        opacity: 0;
    }
}