*{
  box-sizing: border-box;
  list-style: none;
}

html, body{
  font-family:'メイリオ', 'Meiryo','ＭＳ ゴシック','Hiragino Kaku Gothic ProN','ヒラギノ角ゴ ProN W3',sans-serif;
  width: 100%;
  background-color: #e5e5e5;
  line-height: 1.42857;
}

body {
  background: #e5e5e5;
}

.clearfix::after {
   content: "";
   display: block;
   clear: both;
}


header{
  text-align: center;
  height: 60px;
  padding: 10px 0;
}
header .header-logo{
  height: 40px;
}

#page-main{
  padding: 100px 0 40px;
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
}

.block-login{
  width: 100%;
  background: #fff;
  padding: 20px 16px;
  box-shadow: 4px 4px 10px rgb(0 0 0 / 20%);
  border-radius: 4px;
  opacity: 1;
  transition: 0.4s;
}

.block-login h1{
  font-size: 1.2em;
  text-align: center;
  position: relative;
  padding: 0 0 16px;
  margin-bottom: 1em;
}

.block-login h1:after{
  content: '';
  background: #c7a359;
  position: absolute;
  width: 100px;
  height: 4px;
  margin-left: -50px;
  left: 50%;
  bottom: 6px;
}


.form-group{
  padding: 10px 0;
}


.icon-input {
  display: block;
  padding: 0;
  position: relative;
}

.icon-input .fa{
  position: absolute;
  font-size: 24px;
  color: #666;
  top: 6px;
  left: 12px;
}

.block-login a{
  font-size: 0.8em;
  text-decoration: none;
  color: #579ed2;
}
.block-login a:hover{
  text-decoration: underline;
}

.txt{
  display: block;
  width: 100%;
  height: calc(2.25rem + 2px);
  padding: .375rem .75rem;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: #495057;
  background-color: #fff;
  background-clip: padding-box;
  border: 1px solid #ced4da;
  border-radius: .25rem;
  transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
  transform: 0.5s;
}
.txt:focus{
  outline: none;
  border: 1px solid #94bee8;
}
.icon-input .txt{
  padding-left: 44px;
}

.btn-area{
  padding: 10px 0;
  text-align: right;
}


.btn{
  border-radius: 0;
  -webkit-box-sizing: content-box;
  -webkit-appearance: button;
  appearance: button;
  border: none;
  box-sizing: border-box;
  cursor: pointer;
}

.btn::-webkit-search-decoration{
  display: none;
}
.btn::focus{
  outline-offset: -2px;
}


.btn {
  font-size: 1em;
  border-radius: 2px;
  transition: 0.3s;
  padding: 4px 10px;
  color: #fff;
  cursor: pointer;
}

.btn-red {
  background: #ff7171;
}


.btn-blue{
  background: #49b5f5;
}
.btn-blue:hover{
  background: #3497d2;
}

.alert-errors{
  font-size: 0.8em;
  color: red;
  background: #ffe0e0;
  padding: 6px 8px;
  border-radius: 4px;
}

.alert-info{
  font-size: 0.8em;
  color: red;
  background: #ffe0e0;
  padding: 6px 8px;
  border-radius: 4px;
}

.desc-s{
  font-size: 0.8em;
  background: #efefef;
  padding: 4px 6px;
  border-radius: 4px; 
}

.lbl-password-level{
    position: absolute;
    right: 8px;
    font-weight: bold;
    top: 10px;
    font-size: 14px;

}

.mt-4{
  margin-top: 10px;
}