body
{
	font-family: verdana, sans-serif; 
}
#logo_top
{
    max-height: 2vh;
    margin: 2vh auto;
    display: block;
}


.form-signin
{
    width: 16vw;
    margin: 0 auto;
}
.form-signin-heading
{
  margin: 4vh 0;
  font-size: .8vw;
}
.form-control
{
  position: relative;
  box-sizing: border-box;
  height: auto;
}
.form-control:focus
{
  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: 2vh;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}
button 
{
	box-shadow: 0px 1px 0px 0px #f0f7fa;
	background:linear-gradient(to bottom, #000000 5%, #000000 100%);
	background-color:#000000;
	border-radius: 6px;
	border:1px solid #000000;
	display:inline-block;
	cursor:pointer;
	color:#ffffff;
	font-weight:bold;
	padding:9px 24px;
	text-decoration:none;
	text-shadow:0px -1px 0px #5b6178;
}
.btn-block
{
	margin-top: 40px;
    display: block;
    width: 100%;
}
.form-control {
    display: block;
    width: 100%;
    padding: .5rem .75rem;
    font-size: 1rem;
    line-height: 1.25;
    color: #495057;
    background-color: #fff;
    background-image: none;
    background-clip: padding-box;
    border: 1px solid rgba(0,0,0,.15);
    border-radius: .25rem;
    transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
}
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    -webkit-clip-path: inset(50%);
    clip-path: inset(50%);
    border: 0;
}
@media screen and (orientation:portrait) 
{
    .form-signin
    {
        width: 90vw;
    }
}