html{overflow: hidden;}
body { background: url('../images/login_bg.jpg') no-repeat; background-size: 100% 100%; }
.login_bg { position: relative; overflow: hidden; }

@media screen and (max-width: 1366px) {
  .login-warp { width: 730px; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
  .login-title { font-size: 42px; color: #F5F5F5; font-weight: 600; margin-bottom: 4.8%; }
  .login__logo { width: 280px; height: 290px; background: linear-gradient(360deg, rgba(47, 135, 255, 1) 0%, rgba(76, 190, 255, 1) 100%); opacity: 0.99; line-height: 290px; box-shadow: 0px 5px 5px 0px rgba(0, 0, 0, 0.32); }
  .login__logo_bg { display: inline-block; background: #fff; height: 190px; width: 190px; border-radius: 50%; text-align: center; line-height: 190px; }
  .login__logo_bg img { width: 104px; height: 92px; }
  .login__area { padding: 14px 0; vertical-align: top; width: 450px; height: 290px; margin-left: -4px; background: rgba(255, 255, 255, 0.99); box-shadow: 0px 5px 5px 0px rgba(0, 0, 0, 0.32); }
  .login__area_title { font-size: 20px; color: #0049AD; }
  .login__area_line { height: 1.6px; width: 360px; margin: 10px 0 16px; background: rgba(0, 0, 0, 0.2); }
  .login__area_password,
  .login__area_code { margin-top: 18px; }
  .login__area_input { padding-left: 38px; width: 268px; height: 36px; border-radius: 2px; background: rgba(255, 255, 255, 0.2); border: 1px solid #ccc; outline: none; font-size: 12px; color: #1D1D1D; }
  .login__area_code>.login__area_input { width: 168px; }
  .login__area_code>.login__area_getcode { display: inline-block; vertical-align: top; width: 100px; height: 36px; margin-left: -4px; border-radius: 0 2px 2px 0; }
  .login__area_code>.login__area_getcode>img { height: 100%; width: 100%; }
  .login__area_btn { background: linear-gradient(360deg, rgba(47, 135, 255, 1) 0%, rgba(76, 190, 255, 1) 100%); opacity: 0.99; width: 268px; height: 36px; border-radius: 4px; margin: 20px auto 0; color: #fff; font-size: 16px; line-height: 36px; cursor: pointer; }
  .login__area input::-webkit-input-placeholder,
  .login__area input:-moz-placeholder,
  .login__area input:-ms-placeholder,
  .login__area input:placeholder { color: #B3B3B3; font-size: 14px; padding-left: 30px; }
  .login__area_user,
  .login__area_password,
  .login__area_code { position: relative; }
  .login-copyr { margin-top: 8.8%; color: #fff; font-size: 14px; }
  .user,
  .password { top: 6px; }
  .down { top: 12px; }
  .sprite_login,
  .arrow-box { -webkit-transform: scale(0.9); -moz-transform: scale(0.9); -ms-transform: scale(0.9); transform: scale(0.9); }
}

@media screen and (min-width: 1367px) {
  .login-warp { width: 1120px; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
  .login-title { font-size: 54px; color: #F5F5F5; font-weight: 600; margin-bottom: 5%; }
  .login__logo { width: 428px; height: 454px; background: linear-gradient(360deg, rgba(47, 135, 255, 1) 0%, rgba(76, 190, 255, 1) 100%); opacity: 0.99; line-height: 454px; box-shadow: 0px 5px 5px 0px rgba(0, 0, 0, 0.32); }
  .login__logo_bg { display: inline-block; background: #fff; height: 270px; width: 270px; border-radius: 50%; text-align: center; line-height: 270px; }
  .login__logo_bg img { width: 174px; height: 162px; }
  .login__area { padding: 22px 0; vertical-align: top; width: 688px; height: 454px; margin-left: -4px; background: rgba(255, 255, 255, 0.99); box-shadow: 0px 5px 5px 0px rgba(0, 0, 0, 0.32); }
  .login__area_title { font-size: 24px; color: #0049AD; }
  .login__area_line { height: 1.6px; width: 514px; margin: 18px 0 26px; background: rgba(0, 0, 0, 0.2); }
  .login__area_password,
  .login__area_code { margin-top: 24px; }
  .login__area_input { padding-left: 46px; width: 468px; height: 60px; border-radius: 2px; background: rgba(255, 255, 255, 0.2); border: 1px solid #ccc; outline: none; font-size: 14px; color: #1D1D1D; }
  .login__area_code>.login__area_input { width: 288px; }
  .login__area_code>.login__area_getcode { display: inline-block; vertical-align: top; width: 180px; height: 60px; margin-left: -4px; border-radius: 0 2px 2px 0; }
  .login__area_code>.login__area_getcode>img { height: 100%; width: 100%; }
  .login__area_btn { background: linear-gradient(360deg, rgba(47, 135, 255, 1) 0%, rgba(76, 190, 255, 1) 100%); opacity: 0.99; width: 468px; height: 60px; border-radius: 4px; margin: 24px auto 0; color: #fff; font-size: 20px; line-height: 60px; cursor: pointer; }
  .login__area input::-webkit-input-placeholder,
  .login__area input:-moz-placeholder,
  .login__area input:-ms-placeholder,
  .login__area input:placeholder { color: #B3B3B3; font-size: 14px; padding-left: 46px; }
  .login__area_user,
  .login__area_password,
  .login__area_code { position: relative; }
  .login-copyr { margin-top: 10%; color: #fff; font-size: 16px; }
  .user,
  .password { top: 18px; }
  .down { top: 24px; }
}

.sprite_login { background: url('../images/sprite_login.png') no-repeat; display: inline-block; vertical-align: middle; background-size: 23px auto; }
.user { height: 23px; width: 23px; background-position: 0 0; position: absolute; margin-left: 10px; }
.password { height: 23px; width: 23px; background-position: 0 -23px; position: absolute; margin-left: 10px; }
.down { height: 22px; width: 22px; position: absolute; margin-left: -36px; }
.arrow-box { width: 22px; height: 22px; position: relative; }
.bottom-arrow1,
.bottom-arrow2 { width: 0; height: 0; display: block; position: absolute; left: 0; top: 0; z-index: 5; /*兼容ie8-*/border-bottom: 10px transparent dashed; border-left: 10px transparent dashed; border-right: 10px transparent dashed; border-top: 10px white solid; overflow: hidden; }
.bottom-arrow1 { top: 1px; /*重要*/border-top: 10px #B3B3B3 solid; }
.bottom-arrow2 { border-top: 10px #fff solid; }