html, body {
  height: 100%;
}

body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  position: relative;


  font-family: Open Sans, Arial, sans-serif;
  font-size: 1.3em;
}


.login-form {
  width: 100%;
  padding: 2em;
  position: relative;
  border-radius: 3px;
   /*border: 1px solid #ADD8E6;

 background: #bc3220;
  background: -webkit-gradient(left top, right top, color-stop(0%, #42B5DB), color-stop(29%, #1090B9), color-stop(50%, #52C5F5), color-stop(71%, #5BA5EE), color-stop(100%, #8CC6FF));
  background: -webkit-linear-gradient(left, #3F3FBB 0%, #8F8FFF 29%, #5F90EE 50%, #7A7AFF 71%, #6666E4 100%);
  background: linear-gradient(to right,#60E760 0%, #6AD46A 29%, #8FFF7E 50%, #52E352 71%, #90EE90 100%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#008000', endColorstr='#90EE90', GradientType=1 );*/
}
.login-form:before {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  height: 2px;
  width: 100%;
}
@media screen and (min-width: 600px) {
  .login-form {
    width: 50vw;
    max-width: 15em;
  }
}

.flex-row {
  margin-bottom: 1em;
}

.logo {
  margin-bottom: 50px;
  color: #fff;
  width: 100%;
}

.logo h1 {
  text-align: center;
  font-size: 45px;
  font-weight: 900;
  text-shadow: -1px -2px #000093, 0 1px 0 #ADD8E6;
}

.lf--input {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  padding: 1em 2em;
 border: 5px double #440080; /* Параметры границы */
/* Цвет фона */
    padding: 10px; 
  width: 100%;
  box-sizing: border-box;
  color: #ffffff;
  font-size: 0.8rem;
  font-family: Open Sans, Arial, sans-serif;
  text-shadow: 1px 1px 1px #232323;
  border-radius: 25px;
  background: #ADD8E6;
  background: -webkit-gradient(left top, left bottom, color-stop(0%, #bc3220), color-stop(100%, #fa5846));
  background: -webkit-linear-gradient(top, #bc3220 0%, #fa5846 100%);
  background: linear-gradient(to bottom, #6B6BDC 0%, #79C3DB 100%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#6EB2F5', endColorstr='#54BBEA', GradientType=0 );
}
.lf--input:focus {
  outline: none;
  -webkit-transition: -webkit-transform .15s ease;
  transition: -webkit-transform .15s ease;
  transition: transform .15s ease;
  transition: transform .15s ease, -webkit-transform .15s ease;
  -webkit-transform: scale(1.02);
          transform: scale(1.02);
}

.lf--submit {
  display: block;
  padding: 0.5em;
  width: 100%;
  box-shadow: 0px 7px 16px -3px rgba(0, 0, 0, 0.5);
  background: #ffbf00;
  background: -webkit-gradient(left top, left bottom, color-stop(0%, #87D77C), color-stop(100%, #7AFA17));
  background: -webkit-linear-gradient(top, #76BBFF 0%, #6E6EFF 100%);
  background: linear-gradient(to bottom, #7BD7F5 0%, #89C5FF 100%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ABABFF', endColorstr='#99FF99', GradientType=0 );
  border: 0;
  border-radius: 30px;
  color: #fff;
  margin-top: 50px;
  cursor: pointer;
  font-size: 1.5em;
  font-weight: 500;
  text-shadow: -1px -1px #008000, 0 1px 0 #90EE90;
}
.lf--submit:focus {
  outline: none;
  -webkit-transition: -webkit-transform .15s ease;
  transition: -webkit-transform .15s ease;
  transition: transform .15s ease;
  transition: transform .15s ease, -webkit-transform .15s ease;
  -webkit-transform: scale(1.02);
          transform: scale(1.02);
}

.lf--forgot {
  margin-top: 2em;
  color: #ffffff;
  font-size:10px;
  text-align: center;
  float: left;
}

::-webkit-input-placeholder {
  color: #ffffff;
}

::-moz-placeholder {
  color: #ffffff;
}

:-ms-input-placeholder {
  color: #ffffff;
}

::placeholder {
  color: #ffffff;
}