Добавьте это к вашему столу
box-shadow: 0px 0px 36px 15px rgba(0, 0, 0, 0.28);
body {
background-color: rgba(136, 178, 201, 1);
}
table {
background-color: transparent;
margin: 30px auto;
border-collapse: separate;
border-spacing: 0;
box-shadow: 0px 0px 36px 15px rgba(0, 0, 0, 0.28);
}
tr td {
background-color: #fff;
border: solid 1px #000;
border-style: none solid solid none;
padding: 20px;
}
tr:first-child td:first-child {
-moz-border-radius-topleft: 7px;
-webkit-border-top-left-radius: 7px;
border-top-left-radius: 7px;
box-shadow: -5px -5px 0px 5px rgba(255, 255, 255, 0.4), 0px 4px 20px rgba(0, 0, 0, 0.92);
}
tr:first-child td:last-child {
-moz-border-radius-topright: 7px;
-webkit-border-top-right-radius: 7px;
border-top-right-radius: 7px;
box-shadow: 5px -5px -0px 5px rgba(255, 255, 255, 0.4), 0px 4px 20px rgba(0, 0, 0, 0.92);
}
tr:last-child td:first-child {
-moz-border-radius-bottomleft: 7px;
-webkit-border-bottom-left-radius: 7px;
border-bottom-left-radius: 7px;
box-shadow: -5px 5px 0px 5px rgba(255, 255, 255, 0.4), 0px 4px 20px rgba(0, 0, 0, 0.92);
}
tr:last-child td:last-child {
-moz-border-radius-bottomright: 7px;
-webkit-border-bottom-right-radius: 7px;
border-bottom-right-radius: 7px;
box-shadow: 5px 5px 0px 5px rgba(255, 255, 255, 0.4), 0px 4px 20px rgba(0, 0, 0, 0.92);
}
tr:first-child td {
border-top-style: solid;
}
tr td:first-child {
border-left-style: solid;
}
<table>
<tr>
<td>1.1</td>
<td>1.2</td>
<td>1.3</td>
</tr>
<tr>
<td>2.1</td>
<td>2.2</td>
<td>2.3</td>
</tr>
<tr>
<td>3.1</td>
<td>3.2</td>
<td>3.3</td>
</tr>
</table>