body
{
    color:#444;
    margin:0;
    padding:0;
    line-height: 150%;
    height: 100vh;
}

.Page-width
{
    width:100%;
    margin:0;
    padding:0;
    background: rgb(84, 175, 236);
}

/*Header*/
header
{
    height:50px;
}
#site-nav
{
    overflow: hidden;
    position: absolute;
    list-style: none;
    right: 50px;
}

#site-nav li
{
    float:left;
}

#site-nav a
{
    padding:15px 10px;
    color:#444;
    text-decoration: none;
    font-size:20px;
    font-weight: bold;
    font-family: 'Nunito', sans-serif;
}

/*--main--*/
#main
{
    width:100%;
    height:94%;
    background-image:url("image/backgroundimage.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.box
{
    height: auto;
    height: 100%;
    background: rgba(255,255,255,0.5);
}
.top-margin
{
 
    overflow: hidden;
    width:100%;
    height:auto;
    min-height: 30vh;
    text-align: center;
    margin:0 auto;
}

.top-margin h1
{
    font-family: 'Merriweather Sans', sans-serif;
    font-size: 50px;
    position: relative;
    top:100px;
}

.content
{
    background:rgb(243, 243, 243);
    overflow: hidden;
}

/*--FORM--*/
.content form
{
    width:50%;
    margin: 0 auto;
    margin-top:40px;
}

.content .Asset
{
    width:50%;
    margin: 0 auto;
    text-align: center;
}

.content form input
{
    width:50%;
    margin:0 auto;
    margin-bottom: 15px;
    padding:10px;
    display: table;
    vertical-align: middle;
    text-align: right;
    font-size:15px;
}

input[type = "text"]
{
    border:1px solid rgb(123, 216, 240);
    border-radius: 3px;
}

.content form input[type = "button"]
{
    width:100px;
    font-size: 15px;
    font-family: 'Montserrat', sans-serif;
    color: #f4f4f5;
    text-align: center;
    background: #444;
    border:none;
    border-radius: 3px;
    box-sizing: border-box;
}

.Result
{
    width:50%;
    margin:0 auto;
    display: table;
    vertical-align: middle;
    text-align: center;
}

.Result span
{
    font-size: 30px;
    font-family: 'Montserrat', sans-serif;
}

/*--バリデーションチェック--*/
.Message-block
{
    font-size:15px;
    font-family: 'Noto Sans TC', sans-serif;
    height: 20px;
}

.form-error
{
    background: rgba(214, 8, 8, 0.5);
}

.form-success
{
    background:rgb(50, 231, 156 , 0.5);
}

.has-error
{
    color:rgb(240, 9, 9);
    font-weight: bold;
}

/*--footer--*/
footer
{
    position: absolute;
    bottom: 0%;
}

footer p
{
    font-weight: bold;
    font-family: 'Nunito', sans-serif;
    text-align: right;
    margin: 0 auto;
}

/* ABOUT */

.about
{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}