.space-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

form {
    display: inline;
}

.btn {
    white-space: nowrap;
}

.btn-icon {
    width: 1.2em;
    height: 1.2em;
    margin-top: -5px;
}

#app {
    margin-bottom: 80px;
}

footer {
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 100;
    background-color: rgb(225, 231, 238);
    border-top: 1px solid rgb(160, 175, 175);
}

footer a,
footer a:hover {
    color: darkslategrey;
}

.youtube-container {
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 30px;
    height: 0;
    overflow: hidden;
}

.youtube-container iframe,
.video-container object,
.video-container embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.alert-warning {
    border: 1px dashed rgba(0, 0, 0, 0.3);
    color: rgba(0, 0, 0, 0.85);
}