main {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.alertify-notifier .ajs-message.ajs-success {
    color: #fff;
    background: rgba(91, 189, 114, 0.95);
    text-shadow: none !important;
  }
/* 
#content {
    max-width: 50%;
} */
.color--primary {
    background-color: rgba(34, 51, 89, 1.0);
}
.text--primary {
    color: rgba(34, 51, 89, 1.0);
}
.text--primary > h5, .card-title__login {
    font-weight: 200;
}
.header__container, .body__container, .footer__container {
    display: flex;
    justify-content: center;
}
.card {
    width: 60vw;
    text-align: center;
}
#questions-list {
    margin-top: 0px;
    margin-bottom: 0px;
}
#questions-list li {
    display: flex;
    justify-content: space-between;
    padding: 20px 60px 20px 60px;
    transition: 0.5s all;
}
#questions-list li:hover {
    background-color: white;
    color: rgba(34, 51, 89, 1.0);

    padding-top: 20px;
    padding-bottom: 20px;
}
ul > li:not(:last-child) {
    border-bottom: 1px solid white;
}
.counter {
    display: flex;
    align-items: center;
}
.counter > i {  
    padding-right: 10px;
}

.footer__container--content {
    display: flex;
    padding-top: 10px !important;
    padding-bottom: 10px !important;
}
.footer__container--content > div {
    width: 100%;
    height: 28px;
    line-height: 28px;
    transition: 0.5s all;
}
.footer__container__lecturer--content > div {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.footer__container--content > div:not(:last-child) {
    border-right: 1px solid white;
}
.footer__container--content > div:hover {
    background-color: white;
    color: rgba(34, 51, 89, 1.0);
}
#modalAsk > div.modal-footer > a.waves-primary {
    background-color: rgba(34, 51, 89, 1.0);
}
.btn-thumb-up {
    cursor: pointer;
}
.upper-row {
    border-bottom: 1px solid white;
}
.upper-row, .bottom-row {
    display: flex;
}
.upper-row > div, .bottom-row > div {
    width: 50%;
    height: 20vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    transition: all 0.2s;
}
.upper-row > div:hover, .bottom-row > div:hover
{
    background-color: white;
    color: rgba(34, 51, 89, 1.0);
}
#card-title__lecturer {
    font-size: 18px;
}
.upper-row > div:nth-child(odd), .bottom-row > div:nth-child(odd) {
    border-right: 1px solid white;
}
.small-font {
    font-size: 12px;
}
.question-text {
    break-after: always;
}
.card__login {
    width: 45vh;
}
/* label color */
.input-field label {
    color: #fff !important;
}
/* label focus color */
.input-field input[type=text]:focus + label, .input-field input[type=password]:focus + label {
    color: #fff !important;
}
/* label underline focus color */
.input-field input[type=text]:focus, .input-field input[type=password]:focus {
    border-bottom: 1px solid #fff !important;
    box-shadow: 0 1px 0 0 #fff !important;
}
   /* valid color */
.input-field input[type=text].valid {
    border-bottom: 1px solid #fff !important;
    box-shadow: 0 1px 0 0 #fff !important;
}
  /* invalid color */
.input-field input[type=text].invalid {
    border-bottom: 1px solid #fff !important;
    box-shadow: 0 1px 0 0 #fff !important;
}
  /* icon prefix focus color */
  .input-field .prefix.active {
    color: #fff !important;
}
#name, #password {
    color: #fff !important;
}
#btn--login {
    background-color: #fff;
    color: rgba(34, 51, 89, 1.0);
    width: 100%;
    transition: 0.2s all;
}
.btn--answer {
    transition: all 0.2s;
}
#btn--login:hover, .btn--answer:hover {
    box-shadow: 0px 10px 26px 0px rgba(0,0,0,0.75);
}
.forgot__text {
    color: lightgrey;
    font-weight: 200;
    transition: 0.2s all;
}
.forgot__text:hover {
    color: #fff;
    font-weight: 500;
    cursor: pointer;
}
.main__row {
    margin-bottom: 0;
}
.login--wrapper {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url(../static/books.jpg) no-repeat center center fixed; 
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}
#btn--logout {
    position: fixed;
    top: 10px;
    right: 10px;
    transition: 0.2s all;
}
#btn--logout:hover {
    background-color: rgba(34, 51, 89, 1.0);
}
#questions-list .row {
    margin-bottom: 0px !important;
}