.service-div{
display: flex;
flex-direction: row;
margin-left: 0%;
margin-right: 0%;
margin-top: 15px;
width: 100%;
}

.service-left-div{
flex: 33%;
margin-left: 10px;
margin-right: 10px;
margin-top: 10px;
}
.service-middle-div{
flex: 34%;
margin-left: 10px;
margin-right: 10px;
margin-top: 10px;
}
.service-right-div{
flex: 33%;
margin-left: 10px;
margin-right: 10px;
margin-top: 10px;
}

@media (max-width: 768px){

.service-div{
flex-direction: column;
flex: 100%;
}

}