*{
    padding: 0;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

body{
    background: url("DIMendeleevCab.jpg")no-repeat;
    background-size: contain;
    background-position: top;
}

section{
    display: flex;
    justify-content: center;
    align-items: center;
    vertical-align: middle;
    width: 100%;
    background-position: center;
    background-size: cover;
    margin-top: auto;
}

.piede {
    display: none;
    margin-top: 20px;
    text-align: center;
    color: deeppink;
    font-weight: bold;
    font-size: medium;
}

.clock{
    margin-left: auto;
    margin-right: auto;
    height: 120px;
}

.calendario{
    margin-top: 20px;
    margin-left: auto;
    margin-right: auto;
    height: 120px;
}

.calendario:hover + .piede{
    display: block;
}

.Elemento{
    width: 130px;
    height: 100px;
    border-color: white;
    border-width: 2px;
    border-style: solid;
    border-radius: 20px;
    position: relative;
    display:inline-block;
    height:100%;
    vertical-align:middle;
    margin-right: 10px;
}

.elemNum{
    width: 80%;
    text-align: right;
    font-size: small;
    vertical-align: top;
    color: white;
    position: absolute;
    margin-left: 10px;
    top: 0;
}

.elemSimb{
    width: 80%;
    vertical-align: middle;
    margin-left: 10px;
    margin-top: 25px;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 4em;
    color: white;
    font-weight: bold;
}

.elemNome{
    width: 80%;
    margin-left: 10px;
    text-align: center;
    font-size: small;
    vertical-align: bottom;
    color: white;
    position: absolute;
    bottom: 0;
}

.container{
    display: grid;
}

.titolo{
    width: 100%;
    color: white;
    text-align: center;
    font-size: 50px;
    font-weight: bolder;
    margin-bottom: 20px;
}