.tabbb{
	border-collapse: collapse;
	width: 100%;
 
 
}
.tabbb td {
    border: 0 solid #ccc;
    font-family: 'Roboto', Arial, sans-serif;
    font-weight: 300;
    padding: 20px;
    border-top-width: 0;
    border-bottom-width: 1px;
    border-right-width: 0px;
    border-left-width: 0px;
    vertical-align: top;
    border-color: #d9d9d9;
    color: #4d4c4c;
    font-size: 18px;
}
table.tabbb tr:nth-child(even) td {
    background: #F5F5F5;
}
@media screen and (max-width:767px){
    .tabbb{display:block;overflow:auto;}
}