body {
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #fff;
}

.form-signin {
  max-width: 330px;
  padding: 15px;
  margin: 0 auto;
}
.form-signin .form-signin-heading,
.form-signin .checkbox {
  margin-bottom: 10px;
}
.form-signin .checkbox {
  font-weight: normal;
}
.form-signin .form-control {
  position: relative;
  font-size: 16px;
  height: auto;
  padding: 10px;
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}
.form-signin .form-control:focus {
  z-index: 2;
}
.form-signin input[type="text"] {
  margin-bottom: -1px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.form-signin input[type="password"] {
  margin-bottom: 10px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}





/* The ribbons */

.corner-ribbon{
  width: 200px;
  background: #e43;
  position: absolute;
  top: 25px;
  left: -50px;
  text-align: center;
  line-height: 50px;
  letter-spacing: 1px;
  color: #f0f0f0;
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
}

/* Custom styles */

.corner-ribbon.sticky{
  position: fixed;
}

.corner-ribbon.shadow{
  box-shadow: 0 0 3px rgba(0,0,0,.3);
}

/* Different positions */

.corner-ribbon.top-left{
  top: 25px;
  left: -50px;
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
}

.corner-ribbon.top-right{
  top: 25px;
  right: -50px;
  left: auto;
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
   box-shadow: 0 16px 24px 2px rgba(0, 0, 0, .14), 0 6px 30px 5px rgba(0, 0, 0, .12), 0 8px 10px -5px rgba(0, 0, 0, .2);
}

.corner-ribbon.bottom-left{
  top: auto;
  bottom: 25px;
  left: -50px;
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
}

.corner-ribbon.bottom-right{
  top: auto;
  right: -50px;
  bottom: 25px;
  left: auto;
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
}

/* Colors */

.corner-ribbon.blue{background: #39d;}