html,
body {
  height: 100%;
}

body {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;
}

.mb-4 {
  margin: 3rem auto;
}

.form-signin {
  width: 100%;
  max-width: 330px;
  padding: 15px;
  margin: auto;
}

.form-signin h1 {
  margin: 0 auto 2rem;
}

.form-signin .checkbox {
  font-weight: 400;
}

.form-signin .form-control {
  position: relative;
  box-sizing: border-box;
  height: auto;
  padding: 10px;
  font-size: 16px;
}

.form-signin .form-control:focus {
  z-index: 2;
}

.top {
  margin-bottom: -1px;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.middle {
  border-radius: 10;
  margin-bottom: -1px;
}

.bottom {
  margin-bottom: 20px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.head-section {
  height: 30%;
  margin: 0 auto;
  top: 0;
  left: 0;
  width: 75%;
  text-align: left;
}

.head-section h1 {
  color: #232323;
  margin: -2rem auto 1rem;
  font-size: 4rem;
  font-family: 'Roboto', sans-serif;
  font-weight: 500;
}

.head-section p {
  font-size: 1.7rem;
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  margin: 2rem auto 3rem;
  ;
  color: #232323;
}