html,
body {
  height: 100vh;
}
body::before{
    content:" ";
    width:100%;
    height: 100vh;
    background: url(/bg/back.jpg);
    position: fixed;
    z-index: -1;
    filter: blur(5px);
    opacity: 0.5;

    background-image:url(/bg/back.jpg);
    background-size:cover;
    background-attachment:fixed;
    background-position: center;
}
body {
  display: flex;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background: #6f8ad5;
    z-index: 2;
}

.form-signin {
  width: 100%;
  max-width: 330px;
  padding: 15px;
  margin: auto;
}

.form-signin .checkbox {
  font-weight: 400;
}

.form-signin .form-floating:focus-within {
  z-index: 2;
}

.form-signin input[type="email"] {
  margin-bottom: -1px;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.form-signin input[type="password"] {
  margin-bottom: 10px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}
.head{
    position: relative;
    background: #6f8ad5;
}
.head:before{
    content: " ";
    background: url(/bg/back.jpg);
    background-size: percentage;
    position: absolute;
    z-index: -1;
    width:100%;
    height: 50px;
    opacity: 0.5;
    filter: blur(5px);
}
input{
    box-shadow: none !important;
    background: rgb(255,255,255,0.7) !important;
}
#agree{
    display: none;
}
#agree:checked+label:before{
    content: "\f058";
    background: green;
    color:#fff;
}

#agree:checked+label{
    color:green;
    font-weight: bold;
}

.check{
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: bold;
}
.check:before{
    border-radius: 50%;
     display: flex;
    align-items: center;
    justify-content: center;
    height: 2rem;
    width:2rem;
    content: "\f111";
    font-family: "Line Awesome Free";
    margin-right: 0.5rem;
    font-size: 1.9rem;
    color:#555;
    background: #ccc;
}
p{
    margin:1px;}