.loading {
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    z-index: 9999999999;
    overflow: hidden;
    background: #fff;
}
.loader {
    left: 50%;
    margin-left: -4em;
    font-size: 10px;
    border-top: .8em solid rgba(218, 219, 223, 1);
    border-right: .8em solid rgba(218, 219, 223, 1);
    border-bottom: .8em solid rgba(218, 219, 223, 1);
    border-left: .8em solid rgba(58, 166, 165, 1);
    -webkit-animation: load8 1.1s infinite linear;
    animation: load8 1.1s infinite linear;
}
.loader, .loader:after {
    border-radius: 50%;
    width: 8em;
    height: 8em;
    display: block;
    position: absolute;
    top: 50%;
    margin-top: -4.05em;
}

/*navbar*/





.nav>li>a {
    position: relative;
    display: block;
    min-width:5em;
    padding: 10px 10px;
    margin:0 0px 0 20px;
    text-align:center
}