html, body{
    background: #F2F2F2;
}

.maintain-body {
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    height: 100%;
    width: 100%;
    padding: 10% 0;
    position: fixed;
}

.maintain-lbl {
    display: block;
    text-align: center;
    color: red;
    font-size: 20px;
}

.maintain-img {
    display: block;
    margin: 0 auto;
    height: 250px;
    width: 600px;
}

.center-image {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 75vh;
}

.row-20 {
    margin-top: 20px;
    margin-bottom: 20px;
}

.row-40 {
    margin-top: 40px;
    margin-bottom: 40px;
}


.txt-center-big{
    text-align: center;
    font-size: 18px;
    font-weight: 600;
}

.txt-center-small {
    text-align: center;
    font-size: 14px;
}

.btn-center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 6em;
}

.cadetblue{
    color: cadetblue;
}

.dodgerblue{
    color: dodgerblue;
}

.box-right-bottom{
    position: fixed;
    right: 0;
    bottom: 0;
    height: 2.5em;
    width: 22.5em;
}

.element-right-bottom {
    display: inline;
    font-size: 16px;
    width: 49%;
    color: dimgray;
    user-select: none;
}