* {box-sizing: border-box;
margin: 0;}

table {width: 100%;
height: 100vh;
}
td {
    text-align: center;
    width: 5%;
    height: 8vh
}
div {text-align: left;}
.elemento {border: solid;}
.Actinídios {background-color: plum;}
.Nm {background-color: #b3d76a;}
.OM {background-color: #A2C6D2;}
.MAL {background-color: #f5c95e;}
.MALT {background-color: #EFE55B;}
.GN {background-color: #67AFDE;}
.SEMIN {background-color: #66C4BC;}
.HALOG {background-color: #A7DFF3;}
.Mt {background-color: #F2B0B0;}
.LANT {background-color: #97D7E1;}
.ACT {background-color: #E2BDD8;}
.Nm_box {background-color: #b3d76a;
    text-align:right;
    width: 20px;    
    height: 20px;
}

.MAL_box {background-color: #f5c95e;
    width: 20px;
    height: 20px;
}

.SEMIN_box{
    background-color: #66C4BC;
        text-align:right;
        width: 20px;    
        height: 20px;
}

.OM_box {
    background-color: #A2C6D2;
    text-align:right;
    width: 20px;    
    height: 20px;
}

.LANT_box{
    background-color: #97D7E1;
    text-align:right;
    width: 20px;    
    height: 20px;
}

.GN_box{
    background-color: #67AFDE;
    text-align:right;
    width: 20px;    
    height: 20px;
}

.MALT_box{
    background-color: #EFE55B;
    text-align:right;
    width: 20px;    
    height: 20px;
}

.HALOG_box{
    background-color: #A7DFF3;
    text-align:right;
    width: 20px;    
    height: 20px; 
}

.Mt_box{
    background-color: #F2B0B0;
    text-align:right;
    width: 20px;    
    height: 20px; 
}

.ACT_box{
    background-color: #e2bdd8;
    text-align:right;
    width: 20px;    
    height: 20px; 

}