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


table {width: 90%;
height: 100vh;
margin: auto;}


td{
    width: 5%;
    height: 8vh;
}


.border { border: solid;
text-align: center;}

.naometal {background-color: cadetblue;}
.gasnobre {background-color: palevioletred;}
.metalalcalino {background-color: aquamarine;}
.alcalinoterroso {background-color: burlywood;}
.semimetal {background-color:coral;}
.metalpos {background-color: yellowgreen;}
.metaltransicao {background-color:plum;}
.latanidio {background-color: lightseagreen;}
.actinideo {background-color: orange;}
.desconhecido {background-color:dimgrey;}