* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
}

.menu-items {
    margin-left: 10px;
}

#menu {
    color: #fff;
    background-color: #5995DA;  /* Blue */
    padding: 5px 10px;
    display: flex;
    justify-content: space-between;
}

#remaining-time {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-begin;
}

#title {
    color: #5995DA;
/*     background-color: #D6E9FE; */
    display: flex;
    font-size: 1.5em;
    color: white;
    justify-content: center;
    text-align: center;
    flex: 2;
}

#current-time {
    flex: 1;
    align-items: center;
    justify-content: flex-end;
    display: flex;
}

#content {
    display: flex;
    flex-direction: column;
    text-align: center;
}

#display-container {
    display: flex;
    justify-content: center;
}

#display {
    padding: 10px;
    width: 100%;
    margin: 5px;
}

.display-item {
    font-size: 2.5em;
    text-align: center;
    justify-content: center;
}

#control-panel-container {
    display: flex;
    justify-content: center;
}

#control-panel {
    width: 100%;
    border: thin solid #000000;
    margin: 5px;
    padding: 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#input-area {
    margin: 5px;
    width: 36em;
    height: 20em;
}

#progress-control-container {
    display: flex;
    border: thin solid #aaaaaa;
    width: 100%;
    margin: 5px 0px 0px 0px;
    justify-content: center;
    padding: 10px;
    align-items: center;
}

#progress-display {
    display: flex;
    justify-content: center;
    width: 100%;
}

#progress-listing {
    height: 18em;
    flex: 15;
    max-width: 30em;
}

#youtube-video-iframe {
    flex: 85;
    height: 440px;
}


#progress-control-panel {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.progress-button {
    height: 5em;
    width: 2em;
}

#control-container {
    display: flex;
    align-items: stretch;
    justify-content: space-around;
}

.control-box {
    border: thin solid #aaaaaa;
    padding: 10px;
    margin: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#checkbox-container {
    display: flex;
    justify-content: space-around;
}

.control-button {
    margin: 5px;
    padding: 5px;
}

#footer {
    display:flex;
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    flex: 1;
    background-color: #D6E9FE;
    padding: 10px 15px;
}

.footer-item{
    display: flex;
    flex: 1;
    justify-content: space-between;
}

#copyright {
    justify-content: flex-end;
}

#youtube-video-status {
    justify-content: center;
}

.link-button {
    background-color: #68b1fe;
    border: thin solid #004896;
    color: white;
    padding: 5px 10px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
}

/* The Modal (background) */
.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    padding-top: 100px; /* Location of the box */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
}

/* Modal Content */
.modal-content {
    position: relative;
    background-color: #fefefe;
    margin: auto;
    padding: 0;
    border: 1px solid #888;
    width: 50%;
    height: 70%;
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.19);
    -webkit-animation-name: animatetop;
    -webkit-animation-duration: 0.4s;
    animation-name: animatetop;
    animation-duration: 0.4s;
    display: flex;
    flex-direction: column;
}

/* Add Animation */
@-webkit-keyframes animatetop {
    from {top:-300px; opacity:0}
    to {top:0; opacity:1}
}

@keyframes animatetop {
    from {top:-300px; opacity:0}
    to {top:0; opacity:1}
}

#modal-header {
    padding: 2px 16px;
    background-color: #5995DA;
    color: white;
    display: flex;
    flex: 1;
    justify-content: space-around;
    align-items: center;
}

#modal-body {
    padding: 2px 16px;
    flex: 6;
}

#modal-footer {
    padding: 2px 16px;
    background-color: #D6E9FE;
    color: white;
    display: flex;
    flex: 1;
    justify-content: space-around;
    align-items: center;
}