body {
    font-family: 'Open Sans', sans-serif;

    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    left: 0;
    top: 0;

    color: #333;
    background-color: #f2f2f2;
}

/* blinker */
@keyframes blinker {
    50% {
        opacity: 0;
    }
}


/* container */
.container {
    width: 90%;

    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .container { width: 60%; }
}
@media (min-width: 1280px) {
    .container { width: 45%; }
}
@media (min-width: 1920px) {
    .container { width: 40%; }
}
@media (min-width: 2550px) {
    .container { width: 30%; }
}


/* container-fluid */
.container-fluid {
    width: 85%;

    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .container-fluid { width: 70%; }
}


/* sidebar */
.sidebar {
    height: 100%;
    width: 300px;
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    overflow-y: scroll;

    border-right: 1px solid #d2d2d2;
    background-color: #fff;
}
.sidebar input {
    width: 220px;

    padding: 8px;
    padding-left: 20px;
    padding-right: 20px;

    border: 1px solid #ccc;
    border-radius: 6px;
    font-family: Arial, sans-serif;
    font-size: 16px;
    color: #333;
    background-color: #f2f2f2;
    outline: none;
    transition: border-color 0.3s ease;
}


/* profile */
.profile {
    display: flex;
    border: 1px solid #d2d2d2;
    border-radius: 6px;
    margin-bottom: 10px;
    align-items: center;

    text-decoration: none !important;
    color: initial !important;
}
.profile img {
    width: 50px;
    height: 50px;

    margin-right: 10px;
    border-bottom-left-radius: 6px;
    border-top-left-radius: 6px;
}
.profile h5 {
    margin: 0;
}
.profile small {
    display: block;
    font-size: 12px;
}

.profile:hover,
.profile.active {
    background-color: #eee;
}


/* button */
.btn {
    display: inline-block;
    text-decoration: none !important;
    padding-bottom: 6px;
    padding-top: 7px;
    padding-left: 12px;
    padding-right: 12px;
    border-radius: 6px;
    margin-right: 10px;

    background-color: #fff;
    border: 1px solid #d2d2d2;
    color: #0052cc !important;
}