html, body{ margin: 0; padding: 0; font-family: "微软雅黑"; }
.clear:after{ content:""; display:block; clear:both; }
.clear{ zoom:1; }                    

body{
  background: #f5f5f6;
}

/* 动画库 */
@-webkit-keyframes myFadeIn {
  from {
    bottom: -1rem;
    opacity: 0;
  }

  to {
    bottom: 0rem;
    opacity: 1;
  }
}
@keyframes myFadeIn {
  from {
    bottom: -1rem;
    opacity: 0;
  }

  to {
    bottom: 0rem;
    opacity: 1;
  }
}
@-webkit-keyframes fontPoint {
  from{
    font-size: .8rem;
  }
  to{
    font-size: 1rem;
    color: #ff6827;
  }
}
@keyframes fontPoint {
  from{
    font-size: .8rem;
  }
  to{
    font-size: 1rem;
    color: #ff6827;
  }
}
@-webkit-keyframes fontLost {
  from{
    font-size: 1rem;
  }
  to{
    font-size: .8rem;
  }
}
@keyframes fontLost {
  from{
    font-size: 1rem;
  }
  to{
    font-size: .8rem;
  }
}

@-webkit-keyframes inputPoint {
  from{
    width: 12rem;
    border: 1px solid rgba(0, 0, 0, 0.2);
  }
  to{
    width: 12.5rem;
    border: 1px solid #ff6827;
  }
}

@keyframes inputPoint {
  from{
    width: 12rem;
    border: 1px solid rgba(0, 0, 0, 0.2);
  }
  to{
    width: 12.5rem;
    border: 1px solid #ff6827;
  }
}
@-webkit-keyframes inputLost {
  from{
    width: 12.5rem;
    border: 1px solid #ff6827;
  }
  to{
    width: 12rem;
    border: 1px solid rgba(0, 0, 0, 0.2);
  }
}
@keyframes inputLost {
  from{
    width: 12.5rem;
    border: 1px solid #ff6827;
  }
  to{
    width: 12rem;
    border: 1px solid rgba(0, 0, 0, 0.2);
  }
}

.font_point{
  -webkit-animation-name: fontPoint;
          animation-name: fontPoint;
  -webkit-animation-duration: .2s;
          animation-duration: .2s;
  -webkit-animation-fill-mode: forwards;
          animation-fill-mode: forwards;
}
.font_lost{
  -webkit-animation-name: fontLost;
          animation-name: fontLost;
  -webkit-animation-duration: .2s;
          animation-duration: .2s;
  -webkit-animation-fill-mode: forwards;
          animation-fill-mode: forwards;
}
.input_point{
  -webkit-animation-name: inputPoint;
          animation-name: inputPoint;
  -webkit-animation-duration: .2s;
          animation-duration: .2s;
  -webkit-animation-fill-mode: forwards;
          animation-fill-mode: forwards;
}
.input_lost{
  -webkit-animation-name: inputLost;
          animation-name: inputLost;
  -webkit-animation-duration: .2s;
          animation-duration: .2s;
  -webkit-animation-fill-mode: forwards;
          animation-fill-mode: forwards;
}

#main{
  position: absolute;
  margin: auto;
  background: white;
  width: 1200px;
  height: 700px;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  -webkit-box-shadow: 0 0 40px rgba(0, 0, 0, 0.2);
          box-shadow: 0 0 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  border-radius: 20px;
}
.box{
  float: left;
  height: 700px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

/* 左部标题 */
#left{
  width: 700px;
  background: url('../assets/login_left_bg.jpg');
}
#left img{
  margin: 2rem;
  width: 2rem;
  position: relative;
  -webkit-animation-duration: 1s;
          animation-duration: 1s;
  -webkit-animation-name: myFadeIn;
          animation-name: myFadeIn;
}
#left_title{
  font-size: 3rem;
  color: white;
  text-align: center;
  margin-top: 5rem;
  position: relative;
  -webkit-animation-duration: 1s;
          animation-duration: 1s;
  -webkit-animation-name: myFadeIn;
          animation-name: myFadeIn;
}

/* 右部组件 */
#right{
  width: 500px;
  padding: 60px;
  position: relative;
  -webkit-animation-duration: 1s;
          animation-duration: 1s;
  -webkit-animation-name: myFadeIn;
          animation-name: myFadeIn;
}
#right_title{
  color: rgba(0, 0, 0, 0.7);
  font-size: 2.5rem;
  text-align: center;
  opacity: .9;
  font-weight: bold;
}
#right_subtitle{
  width: 300px;
  margin: 0 auto;
  font-weight: bold;
  font-size: 1.2rem;
  text-align: center;
  margin-top: .5rem;
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.7);
  opacity: .5;
}