button.phone {
    padding: 2px 4px;
    font-size: 11px;
    margin: 0 2px;
    cursor: pointer;
}

button.phone > span {
    padding: 0 2px;
    position: relative;
    top: -1px;
}

#header {
    background: #f2f2f2;
    height: 60px;
    display: flex;

    align-items: stretch;
}

#branding {
    display: flex;
}

#user-tools {
    color: #2a2a2a;
    padding: 0 2em;
    margin-left: auto;  /* align to the right */
}

#user-tools a:link, #user-tools a:visited {
    color: #537ebe;
}

#site-name {
    display: flex;
    align-items: center;
    color: #000;
}

#site-name img {
    height: 50px;
}

#phone-calls {
    display: flex;
    font-size: 16px;
    text-align: center;
}

#phone-calls .call {
    display: flex;
    padding: 6px;
    margin: 0 15px;
    line-height: 1.3em;
    text-align: center;

    align-items: center;
    color: #000 !important;
    text-decoration: none !important;
}

@keyframes shake {
    from,
    to {
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }

    40% {
        transform: translate3d(0, 0, 0);
    }

    5%,
    15%,
    25%,
    35% {
        -webkit-transform: translate3d(-3px, 0, 0);
        transform: translate3d(-3px, 0, 0);
    }

    10%,
    20%,
    30% {
        -webkit-transform: translate3d(3px, 0, 0);
        transform: translate3d(3px, 0, 0);
    }
}

#phone-calls .call::before {
    content: "📞";
    padding: 2px 8px;

    animation: shake 1800ms linear infinite;
}