body {
    font-family:"BIZ UDPMincho", serif;
    font-weight:400;
    background:linear-gradient(to bottom, #e9e9e9, #d9d9d9);
    height: 100vh;
    line-height: 1;
}
h1 {
    font-family:"BIZ UDPGothic", Arial,sans-serif;
    font-size: 1.4em;
    height:22.4px;
    line-height: 1.6;
    text-align: center;
    margin-bottom: 33px;
}
.login-wrapper {
    max-width: 320px;
    margin: 4rem auto 1.5rem auto;
    padding: 2.5rem 2rem;
    background: #fff;
    border: 1px solid #e4e4e4;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgb(0 0 0 / .08);
}

input:focus {
    outline: none;
    border-color: #007508;
    box-shadow: 0 0 0 2px rgb(0 117 8 / .15);
}
form p{
    text-align: center;
}
form p label{
    width: 126px;
    display: inline-block;
    text-align: left;
}
/* エラーメッセージ */
.errorlist {
    margin: 0 0 1rem 0;
    padding: .8rem 1rem;
    list-style: none;
    background: #ffecec;
    border: 1px solid #f5c2c2;
    color: #cc0000;
    border-radius: 4px;
    font-size: .85rem;
}

#loginButton {
    margin: 1.5rem auto 0 auto;
    padding: .4rem 1.4rem;
    font-size: 0.8rem;
    font-weight: bold;
    border: none;
    border-bottom: solid 2px rgb(0, 68, 5);
    border-radius: 4px;
    cursor: pointer;
    background: linear-gradient(to bottom, #00aa0b, #00980a);
    color: #fff;
    transition: background .2s ease, transform .1s ease;
    display: block;
}
#loginButton:hover {
    background-image: linear-gradient(to bottom, #00980a, #006e07);background-color: #00aa0b
}
#loginButton:active {
    transform: translateY(2px);
    -webkit-transform: translateY(2px);
    border-bottom: none;
}
.signup{
    color:#007508;
    text-decoration: none;
    font-size: 0.8rem;
}
.signup:hover{
    text-decoration: underline;
}
#back-button-container {
    text-align: center;
}
#backButton {
    padding: .4rem 1.4rem;
    font-size: 0.8rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-align: center;
    background-color: transparent;
    color: rgb(167, 0, 0);
    display: inline-block;
}
#backButton:hover {
    text-decoration: underline;
}