:root {
   --input-padding-x: 1.5rem;
   --input-padding-y: .75rem;
 }
 
 body {
   background: #007bff;
   background: linear-gradient(to right, #0062E6, #33AEFF);
 }
 
 .card-signin {
   border: 0;
   border-radius: 1rem;
   box-shadow: 0 0.5rem 1rem 0 rgba(0, 0, 0, 0.1);
 }
 
 .card-signin .card-title {
   margin-bottom: 2rem;
   font-weight: 300;
   font-size: 1.5rem;
 }
 
 .card-signin .card-body {
   padding: 2rem;
 }
 
 .form-signin {
   width: 100%;
 }
 
 .form-signin .btn {
   font-size: 80%;
   border-radius: 5rem;
   letter-spacing: .1rem;
   font-weight: bold;
   padding: 1rem;
   transition: all 0.2s;
 }
 
 .form-label-group {
   position: relative;
   margin-bottom: 1rem;
 }
 
 .form-label-group input {
   height: auto;
   border-radius: 2rem;
 }
 
 .form-label-group>input,
 .form-label-group>label {
   padding: var(--input-padding-y) var(--input-padding-x);
 }
 
 .form-label-group>label {
   position: absolute;
   top: 0;
   left: 0;
   display: block;
   width: 100%;
   margin-bottom: 0;
   /* Override default `<label>` margin */
   line-height: 1.5;
   color: #495057;
   border: 1px solid transparent;
   border-radius: .25rem;
   transition: all .1s ease-in-out;
 }
 
 .form-label-group input::-webkit-input-placeholder {
   color: transparent;
 }
 
 .form-label-group input:-ms-input-placeholder {
   color: transparent;
 }
 
 .form-label-group input::-ms-input-placeholder {
   color: transparent;
 }
 
 .form-label-group input::-moz-placeholder {
   color: transparent;
 }
 
 .form-label-group input::placeholder {
   color: transparent;
 }
 
 .form-label-group input:not(:placeholder-shown) {
   padding-top: calc(var(--input-padding-y) + var(--input-padding-y) * (2 / 3));
   padding-bottom: calc(var(--input-padding-y) / 3);
 }
 
 .form-label-group input:not(:placeholder-shown)~label {
   padding-top: calc(var(--input-padding-y) / 3);
   padding-bottom: calc(var(--input-padding-y) / 3);
   font-size: 12px;
   color: #777;
 }
 
 .btn-google {
   color: white;
   background-color: #ea4335;
 }
 
 .btn-facebook {
   color: white;
   background-color: #3b5998;
 }
 
 /* Fallback for Edge
 -------------------------------------------------- */
 
 @supports (-ms-ime-align: auto) {
   .form-label-group>label {
     display: none;
   }
   .form-label-group input::-ms-input-placeholder {
     color: #777;
   }
 }
 
 /* Fallback for IE
 -------------------------------------------------- */
 
 @media all and (-ms-high-contrast: none),
 (-ms-high-contrast: active) {
   .form-label-group>label {
     display: none;
   }
   .form-label-group input:-ms-input-placeholder {
     color: #777;
   }
 }