* {box-sizing: border-box;}
body{margin: 0;}
div.search { }
/*form {
  position: relative;
  width: 240px;
  margin: 10PX auto;
}*/

.d6 { }
.d6 form {
  height: 42px;
}
.d6 input {
  height: 100%;
  width: 0;
  padding: 0 42px 0 15px;
  border: none;
  border-bottom: 1px solid transparent;
  outline: none;
  background: transparent;
  transition: .4s cubic-bezier(0, 0.8, 0, 1);
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
}
.d6 input:focus {
  width: 300px;
  z-index: 1;
  border-bottom: 1px solid #EEE;
}
.d6 button { background:#FFF;
  
  border: none;
  height: 42px;
  width: 40px;
  position: absolute;
  top: 0;
  right: 0;
 
}