@charset "utf-8";
@import url("./setting.css");

h2 {
    padding-top: 2rem;
    padding-bottom: 2rem;
    text-align: center;
    font-size: 1.5rem;
    color: yellow;
    text-shadow: 0 0 16px var(--main-color),0 0 16px var(--main-color),0 0 8px var(--main-color),0 0 8px var(--main-color);
}
dl,dt,dd {
    text-align: center;
    font-weight: bold;
    min-width: 300px;
    max-width: 400px;
    width: 70%;
    margin: 0 auto;
}
dt {
    padding-top: 0.5rem;
    text-shadow: 0 0 5px #fff,0 0 5px #fff,0 0 5px #fff,0 0 5px #fff,0 0 5px #fff;
}
dt p {
    margin: 0 auto;
    text-align: left;
}
dd {
    text-align: center;
}
dd input {
    width: 90%;
    padding: 8px;
    border-radius: 5px;
    border: solid 1px #666;
}
dd>span,
.err-msg {
    display: block;
    font-size: 0.8rem;
    color: white;
    font-weight: bold;
    text-shadow: 0 0 3px #f00,0 0 4px #f00,0 0 5px #f00;
}
.err-msg {
    font-size: 1rem;
    line-height: 1rem;
}
.err-msg span {
    font-size: 0.8rem;
    line-height: 1rem;
    font-weight: normal;
}
.button-area,
.backtop {
    display: flex;
    justify-content: center;
    padding-top: 2rem;
    padding-bottom: 3rem;
}
h3 {
    padding-top: 6rem;
    padding-bottom: 3rem;
    text-align: center;
    font-size: 1.2rem;
    color: yellow;
    text-shadow: 0 0 16px var(--main-color),0 0 16px var(--main-color),0 0 8px var(--main-color),0 0 8px var(--main-color);
}
.backtop a {
    font-size: 1.5rem;
    padding: 0.4rem;
    border-radius: 1rem;
    color: white;
    font-weight: bold;
    background-color: var(--main-color);
    border: solid 1px #000;
    cursor: pointer;
    box-shadow: 2px 2px 3px #000;
}
.backtop a:active {
    box-shadow: none;
}





.pos-center {
    text-align: center;
}
input[type="submit"] {
    font-size: 1.5rem;
    padding: 0.4rem;
    border-radius: 1rem;
    color: white;
    font-weight: bold;
    background-color: var(--main-color);
    border: solid 1px #000;
    cursor: pointer;
    box-shadow: 2px 2px 3px #000;
}
input[type="submit"]:active {
    box-shadow: none;
}
body {
    background-image: url('../images/bg.png');
    background-repeat: repeat;
    animation: slide 45s linear infinite;
}
@keyframes slide {
    0% {
    background-position: 0 0;
    }
    100% {
    /* 画像のサイズに応じて値を調整してください */
    background-position: 256px -256px;
    }
}