header {
    background-color: #fff !important;
    box-shadow: 0 2px 18px 0 rgba(0,0,0,.3);
    border: none;
    position: -webkit-sticky;
    position: sticky;
    width: 100%;
    z-index: 5;
    margin-bottom: 0 !important;
    top: 0;
    padding: 1em;
    display: flex;
    align-items: center;
}

header img {
    display: block;
    position: relative;
    display: inline-block;
    vertical-align: middle;
    max-width: 100%;
    background-color: initial;
    height: 4.5em;
}
.isk-login-block {
    background: #faf8f6;
    margin-top:25px;
}
.isk-login-block > article {
    color: rgba(0,0,0,.87);
}

footer {
    background-color: #4dc1e0;
    color: #fff;
    width: 100% !important;
    padding: 0 0 15px;
}
.isk-login-btn {
    background: #4dc1e0;
    color: #fff;
}

.header-footer {
    font-size: 16px;
    background-color: #f58323;
    text-align: center;
    padding: 10px;
    border-radius: 10px;
    color: #fff;
}