body {
  margin: 0;
}

.container {
  margin: 15px auto;
  height: 130px;
  width: 310px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-flow: column nowrap;
  flex-flow: column nowrap;
  /*font-family: "Nunito", sans-serif;*/
  font-family: "Open Sans", sans-serif;
  padding: 10px;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  padding-left: 0;
  padding-top: 0;
}

.number-input {
  box-shadow: 0 0 #fff !important;
  margin: auto;
  height: 40px;
  width: 258px;
  background-color: #f0f0f0;
  border-style: none;
  text-align: center;
  border: 1px solid #c5c5c5;
  margin-left: 0;
  border-radius: 50px;
  border: 3px solid white;
  outline: none;
  font-family: "Open Sans", sans-serif;
  letter-spacing: 0.8px;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  -moz-appearance: none;
  margin: 0;
}

.callbutton:hover {
  background-color: rgb(210, 0, 36);
}

.callbutton {
  box-shadow: 0 0 #fff !important;
  margin: auto;
  border-radius: 50px;
  border: 3px solid white;
  outline: none;
  background-color: rgb(210, 0, 36);
  font-weight: 100;
  height: 51px;
  width: 271px;
  color: white;
  margin-left: 0;
  -webkit-transition: background-color 0.5s;
  -o-transition: background-color 0.5s;
  transition: background-color 0.5s;
  font-size: 14px;
  letter-spacing: 0.8px;
}

.number-input,
.callbutton {
  font-family: inherit;
}

/** media queries **/

@media (max-width: 480px) {
  .container {
    margin: auto auto;
    width: 100%;
    padding: 0;
  }

  .number-input {
    box-sizing: border-box;
    height: 51px;
    width: 100%;
  }

  .callbutton {
    box-sizing: border-box;
    width: 100%;
  }
}