#btnMethod_1 {
  width: 100px;
}

#btnClear_1 {
  width: 66px;
}

#selected {
  padding-left: 30px;
}

/* *************** 640px *************** */
@media only screen and (max-width: 640px) {

  .selectParams {
    display: flex;
    flex-direction: row;
    justify-content: left;
    align-items: center;
  }

  #selected {
    padding-left: 10px;
  }
}