body {
    margin:100px 0 0;
    background: #f0f0f0;
}

header:before {
    content:"";
    background-color:#01b8c3;
    height:100px;
    width:100%;
    text-align:center;
    position:fixed;
    top:0;
    z-index:100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}

header #logo {
    position: fixed;
    top: 10px;
    left: 50%;
    z-index: 102;
    transform: translateX(-50%);
}
header #logo img{ max-height: 70px; }
header #login,
header #register,
header #logout{
    position: fixed;
    right: 20px;
    top: 35px;
    z-index: 102;
    color: white;
    font-family: sans-serif;
    text-transform: uppercase;
    text-decoration: none;
    background-color: rgba(255,255,255,.3);
    padding: 8px 12px;
    font-size: 12px;
    border-radius: 2px;
}
header #login:hover,
header #register:hover,
header #logout:hover{ background-color: rgba(255,255,255,.4); }
header #login:active,
header #register:active,
header #logout:active{ background-color: rgba(255,255,255,.2); }
header #login { right: 175px; }

#body-content{
    min-height: calc(100vh - 170px);
}

footer #copiryght-footer{
    margin-top: 20px;
    padding: 10px;
    background: linear-gradient(to right, #009bd3 , #01e5a7);
    color: white;
    text-decoration: none;
    font-family: "Source Sans Pro",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
    font-size: 1rem;
    font-weight: 400;
    line-height: 30px;
}
footer #copiryght-footer a{
    color: white;
    font-family: sans-serif;
    text-transform: uppercase;
    text-decoration: none;
}

.float-right{ float: right; }
.d-none {
  display: none !important;
}
@media (min-width: 576px) {
    .d-sm-block {
        display: block !important;
    }
}