* {
    margin: 0;
    padding: 0;
    font-family: YuGothic,'Yu Gothic','Hiragino Kaku Gothic ProN','ヒラギノ角ゴ ProN W3',sans-serif;
}
html {
    background-color: #F6F6F6;
    color: #464D48;
}
.contents img {
    width: 60px;
    margin: 20px;
}
.box {
    width: 80%;
    margin: 0 auto;
    border: 1px rgb(188, 188, 188) solid;
    margin-top: 60px;
    padding: 20px 25px;
}
.box h1 {
    display: block;
    font-size: 23px;
    margin-bottom: 15px;
    text-align: center;
}
input,
button,
select,
textarea {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: transparent;
    border: none;
    border-radius: 0;
    font: inherit;
    outline: none;
}
input {
    width: 90%;
    border-bottom: 2px black solid;
    padding: 10px 15px;
    transition: .2s;
    font-weight: normal;
}
input:focus {
    border-bottom: 2px rgb(204, 97, 51) solid;
}
form label {
    display: block;
    margin-top: 30px;
    font-weight: bold;
}
.password span{
    display: block;
    margin-top: 15px;
    color: #606060;
}
button {
    margin: 0 auto;
    border: 1px rgb(169, 169, 169) solid;
    border-radius: 50px;
    display: block;
    line-height: 50px;
    cursor: pointer;
    margin-top: 30px;
    transition: .2s;
    text-align: center;
    width: 70%;
}
button:hover {
    background-color: #dedede;
}
.error {
    margin: 0 auto;
    border: 2px #ff6300 solid;
    background-color: #fff4ea;
    margin-top: 50px;
    width: 90%;
    line-height: 50px;
    text-align: center;
}
p.warning {
    color: red;
    margin-top: 10px;
}
.message {
    margin-top: 30px;
    text-align: center;
}
.message a {
    color: red;
}