style.css

/* Initially hide all screens, except for screen-nosupport */
#screen-login, #screen-login-telegraph, #screen-main, #screen-edit {
    display: none;
}

/* error popup */
.error{
    z-index: 2;
    position: fixed;
    top: -100px;
    transition: 200ms;
    color: #B71C1C;
    font-weight: bold;
    background-color: #fff;
    box-shadow: 0 2px 4px #777;
    margin: 1em;
    padding: 1em;
    border-radius: 3px;
}
.error.active{
    top: 0;
}

/* Main Screen */

#user-info{
    text-align: center;
}
#user-info > *{
    display: block;
}

#user-name{
    font-size: 2em;
}

#user-short{
    color: #555;
    font-size: 0.8em;
}
#user-short:before{
    content: "(";
}
#user-short:after{
    content: ")";
}

#page-list h1{
    font-size: 1.5em;
}

#fab{
    display: block;
    position: fixed;
    background-color: #000;
    border-radius: 48px;
    width: 48px;
    height: 48px;
    box-shadow: 0 4px 8px #777;
    z-index: 1;
    cursor: pointer;
    transition: 200ms;
}
#fab:hover{
    box-shadow: 0 8px 16px #777;
    transform: translateY(-4px);
}

/* Animating picture from silhouette to pencil */
#user-image-animator{
    width: 48px;
    height: 48px;
    display: inline-block;
    background-color: black;
    border-radius: 48px;
    box-shadow: 0 2px 4px #777;
    cursor: pointer;
    transition: 200ms;
    margin-bottom: 1em;
}
#user-edit{
    position: absolute;
    height: 0;
    overflow: visible;
    transform: translateY(-52px);
    opacity: 0;
    transition: 200ms;
}
#user-image{
    transition: 200ms;
}
#user-image-animator:hover{
    box-shadow: 0px 4px 8px #777;
    transform: translateY(-4px);
}
#user-image-animator:hover #user-edit{
    opacity: 1;
}
#user-image-animator:hover #user-image{
    opacity: 0;
}

/* Login screen */
input, button{
    display: block;
    width: 100%;
    border-radius: 3px;
    padding: 3px;
    border: 1px solid #bbb;
}
button{
    width: calc(100% + 0.6em);
}

/* Edit account screen */
#logout-token{
    word-wrap: break-word;
}