@media screen and (min-width: 768px) {
.clive-form {
    display: flex;
    flex: auto;
    flex-wrap: wrap;
    justify-content: space-between;
}
    
.clive-form div, input[type="text"]{
    width: 100%;
}

.clive-form > *:nth-child(2), input:nth-of-type(2),
.clive-form > *:nth-child(3), input:nth-of-type(3), 
.clive-form > *:nth-child(5), input:nth-of-type(5),
.clive-form > *:nth-child(6), input:nth-of-type(6){
    width:47%;
}
}