*,
*:after,
*:before {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 360px;
  color: #000;
  font: 400 14px/1.5 "Poppins", Arial, sans-serif;
}

.grass-form {
  max-width: 1000px;
  margin: 0 auto;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  -webkit-box-shadow: 0 5px 10px rgba(0, 0, 0, 0.15);
          box-shadow: 0 5px 10px rgba(0, 0, 0, 0.15);
}
.grass-form form {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.grass-form .grass-form-wrap {
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  min-width: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.grass-form .grass-form-field {
  position: relative;
  padding: 7px 10px;
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  border-left: 1px solid #e5e7eb;
}
.grass-form .grass-form-field label {
  display: block;
  margin: 0 0 2px;
  color: #4a5362;
  font-size: 14px;
  line-height: 1.5;
}
.grass-form .grass-form-field .text-input {
  width: 100%;
  border: 0;
  line-height: 24px;
  font-size: 16px;
  color: #000;
  outline: none;
}
.grass-form .grass-form-field .text-input::-webkit-input-placeholder {
  opacity: 0.5;
}
.grass-form .grass-form-field .text-input::-moz-placeholder {
  opacity: 0.5;
}
.grass-form .grass-form-field .text-input:-ms-input-placeholder {
  opacity: 0.5;
}
.grass-form .grass-form-field .text-input::-ms-input-placeholder {
  opacity: 0.5;
}
.grass-form .grass-form-field .text-input::placeholder {
  opacity: 0.5;
}
.grass-form .grass-form-field .text-input:focus {
  outline: none;
}
.grass-form .grass-form-field.hidden {
  display: none;
}
.grass-form .button-submit {
  background: #28a745;
  color: #fff;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: bold;
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  text-align: center;
  cursor: pointer;
  border: 0;
  font-size: 16px;
  -ms-flex-negative: 0;
      flex-shrink: 0;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}
.grass-form .button-submit:hover {
  background: #218838;
}