*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body{
  font-size: 1em;
}

.login_form{
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.form{
  width: 23em;
  padding:2em;
  border-radius: 1em;
  box-shadow: 0 10px 25px rgba(90,100,100,.2);
}

.form_title{
  font-weight: 300;
  margin-bottom: 1.3em;
}

.form_div{
  position: relative;
  height: 3em;
  margin-bottom: 1.6em;
}

.form_div1{
  position: relative;
  height: 2em;
  margin-bottom: 1em;
}


.form_input{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  font-size: 1em;
  border: .1em solid #dadce0;
  border-radius: .5em;
  outline: none;
  padding: 1em;
  z-index: 1;
  background: none;
}

.form_label{
  position: absolute;
  left: 1em;
  top: 1em;
  padding: 0 .25em;
  background-color: #fff;
  color: #80868b;
  font-size: 1em;
  transition: .4s;
}

.form_button{
  width: 100%;
  display: block;
  margin-left: auto;
  padding: 1em 2em;;
  outline: none;
  border: none;
  background-color: rgb(28,164,248);
  color: #fff;
  font-size: 1em;
  border-radius: .5em;
  cursor: pointer;
  transition: .4s;
  margin-top: 1em;
}

.form_button:hover{
  transform: scale(0.90);
  box-shadow: 0 5px 5px rgba(0,0,0,0.20);
}

.form_input:focus + .form_label{
  top: -.7em;
  left: .8em;
  color: rgb(28,164,248);
  font-size: .80em;
  font-weight: 600;
  z-index: 5;
}

.form_input:not(:placeholder-shown).form_input:not(:focus) + .form_label{
  top: -.7em;
  left: .8em;
  font-size: .80em;
  font-weight: 600;
  z-index: 5;
}

.form_input:focus{
  border: .1em solid rgb(28,164,248);
}

.login_form #captcha{
  margin: 15px 0px;
}

.login_form #captcha .preview{
  color: #555;
  width: 100%;
  text-align: center;
  height: 40px;
  line-height: 40px;
  letter-spacing: 8px;
  border: 1px dashed #888;
  border-radius: 0.5em;
  margin-bottom: 1.6em;

}

.form_input_captcha {
  position: relative;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  font-size: 1em;
  border: 0.1em solid #dadce0;
  border-radius: 0.5em;
  outline: none;
  padding: 1em;
  z-index: 1;
  background: none;
} 


.form_label_captcha{
  position: absolute;
  left: 1em;
  top: 1.2em;
  padding: 0 .25em;
  background-color: #fff;
  color: #80868b;
  font-size: 1em;
  transition: .4s;
}

.form_input_captcha:focus + .form_label_captcha{
  top: -.7em;
  left: .8em;
  color: rgb(28,164,248);
  font-size: .80em;
  font-weight: 600;
  z-index: 5;
}

.form_input_captcha:not(:placeholder-shown).form_input_captcha:not(:focus) + .form_label_captcha{
  top: -.7em;
  left: .8em;
  font-size: .80em;
  font-weight: 600;
  z-index: 5;
}

.form_input_captcha:focus{
  border: .1em solid rgb(28,164,248);
}

.login_form #captcha .preview span{
  display: inline-block;
  user-select: none;
}

.login_form #captcha .captcha_form{
  display: flex;
}

.login_form #captcha .captcha_form input{
  width: 100%;
  font-size: 1em;
  border-radius: 0.5em;
  outline: none; 
  padding: 1em;
  z-index: 1;
  background: none;
}


.login_form #captcha .captcha_form .captcha_refersh{
  width: 40px;
  border: none;
  outline: none;
  background: #888;
  color: #eee;
  cursor: pointer;
  border-radius: 0.5em;
  margin-left: 5px;
}
.captcha_refersh{
  transition: .4s;

}

.captcha_refersh:hover{
  transition: .4s;

  transform: scale(0.90);
}