.search_container {
  float: right;
  box-sizing: border-box;
  position: relative;
  border: 1px solid #999;
  border-radius: 5rem;
  height: 2.3em;
  width: 100%;
  overflow: hidden;
  margin: 4% 0 0;
}
.search_container input[type="text"]{
  border: none;
  height: 2.0em;
  width: 100%;
  padding-right: 34px;
}
.search_container input[type="text"]:focus {
  outline: 0;
}
.search_container button[type="submit"] {
  position: absolute;
  width: 38px;
  height: 38px;
  top: calc(50% - 19px);
  right: 0;
  border-radius: 0 5rem 5rem 0;
  background: rgba(0,0,0,0);
  border: none;
}
.search_container button[type="submit"]::before {
  position: absolute;
  content: '';
  width: 15px;
  height: 15px;
  top: calc(50% - 9px);
  left: calc(50% - 9px);
  border-radius: 50%;
  box-shadow: 0 0 0 2px #999;
}
.search_container button[type="submit"]::after {
  position: absolute;
  content: '';
  width: 8px;
  height: 6px;
  top: calc(50% + 6px);
  left: calc(50% + 2px);
  border-top: solid 2px #999;
  transform: rotate(45deg);
}