@charset "utf-8";


* {
    margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

html {
    height: 100%;
}


body {
    font-size: 16px;
    line-height: 1.7em;
    color: #333;
    font-family: "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック体", "YuGothic", "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", "メイリオ", "Meiryo", "verdana", sans-serif;
    background: #fff;
    display: block;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    height: 100%;
}

.pre_box {
    background: url(images/bg.webp);
    height: 100vh;
    width: 100vw;
    position: relative;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.precontent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    max-width: 700px;
}

.precontent h3 {
    color: #fff;
    text-align: center;
}

.precontent a img {
    width: 100%;
}