/* col-xs 576px以下 */
@media screen and (max-width: 576px){
    body{
        background-color: #fff;
    }
    .main-content{
        background-size:100% auto;
    }
}
/* col-sm 576px以上 */
@media screen and (min-width: 576px){
    body{
        background-color: #fff;
    }
    .main-content{
        background-size:100% auto;
    }
}
/* col-md 768px以上 */
@media screen and (min-width: 768px){
    body{
        background-color: #fff;
    }
    .main-content{
        background-size:cover;
    }
}
/* col-lg 992px以上 */
@media screen and (min-width: 992px){
    body{
        background-color: #fff;
    }
    .main-content{
        background-size:cover;
    }
}
/* col-lg 1200px以上 */
@media screen and (min-width: 1200px){
    body{
        background-color: #5da823;
    }
    .main-content{
        background-size:auto 100%;
    }
}
/* メイン */
.main-content{
    min-height: 100%;
    background-image: url('/eos/img/462439.jpg');
    background-repeat: no-repeat;
    background-position: center;
}
.form-control:focus{
    border-color: #5da823;
    box-shadow: 0 0 0 0.2rem rgba(72, 134, 25, 0.25);
}

html, body {
    color: #636b6f;
    font-family: 'Nunito', sans-serif;
    font-weight: 200;
    height: 100vh;
    margin: 0;
}
.full-height {
    height: 100vh;
}

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

.position-ref {
    position: relative;
}

.top-right {
    position: absolute;
    right: 10px;
    top: 18px;
}

.content {
    text-align: center;
}

.title {
    font-size: 84px;
}

.links > a {
    color: #636b6f;
    padding: 0 25px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .1rem;
    text-decoration: none;
    text-transform: uppercase;
}

.m-b-md {
    margin-bottom: 30px;
}