The outer boundary in the code is indicated by a different color, but overlapped by the boundaries of the inner cells.
.sho_table-2 { border: 1px solid #2a2b33; border-collapse: collapse; } .sho_table-2 td { border: 1px solid #e9e9ea; line-height: 2em; } .sho_table-2 tr:hover { background: #edeeee; } <table class="sho_table-2"> <tr> <td> ΠΡΠΎΠΈΠ·Π²ΠΎΠ΄ΠΈΡΠ΅Π»Ρ </td> <td> Xiaomi </td> </tr> <tr> <td> Π‘ΠΈΠ½Ρ
ΡΠΎΠ½ΠΈΠ·Π°ΡΠΈΡ Ρ ΡΡΡΡΠΎΠΉΡΡΠ²ΠΎΠΌ </td> <td> WiFi + Blootooth 4.0 </td> </tr> <tr> <td> Π’ΠΈΠΏ </td> <td> ΠΠΈΠ°Π³Π½ΠΎΡΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ (SMART) </td> </tr> <tr> <td> ΠΠ΅Ρ </td> <td> 1.9 ΠΊΠ³ </td> </tr> </table> it is necessary that the external does not overlap.