@media only screen and (min-width : 768px) {
.sv-right {
   float: right;
   width: 490px;
}
.mike-right {
   float: right;
   width: 148px;
   margin-right: 170px;
}
.dave-left {
   float: left;
   max-width: 260px;
}
}
@media only screen and (max-width : 768px) {
.mike-right {
   display: block;
   width: 40%;
   margin-left: auto;
   margin-right: auto;
   float: right;
}
.dave-left {
   float: left;
   max-width: 47%;
}
}
.dave-left, .mike-right {
   text-align: center !important;
}