.textbox {
  display: block;
  color: #555;
  background-color: #fff;
  background-image: none;
  border: 1px solid #ccc;
  border-radius: 4px;
  margin: 4px;
  -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
  box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
  -webkit-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
  -o-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
  -webkit-transition: border-color ease-in-out .15s,-webkit-box-shadow ease-in-out .15s;
  transition: border-color ease-in-out .15s,-webkit-box-shadow ease-in-out .15s;
  transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
  transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s,-webkit-box-shadow ease-in-out .15s;
}

.medium {
  composes: textbox;
  width: 300px;
  height: 34px;
  padding: 6px 12px;
  font-size: 14px;
  line-height: 1.5;
}
.small{
  composes: textbox;
  width: 200px ;
  height: 42px;
  padding: 7px 13px;
  font-size: 15px;
  line-height: 1.5;
}
.large {
  composes: textbox;
  width: 500px ;
  height: 50px;
  padding: 8px 15px;
  font-size: 16px;
  line-height: 2;
}