html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td,article, aside, canvas, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video { margin: 0; padding: 0; vertical-align: baseline } article, aside, figcaption, figure, footer, header, hgroup, menu, nav, section { display: block } body { line-height: 1 } ol, ul { list-style: none } blockquote, q { quotes: none } blockquote:before, blockquote:after, q:before, q:after { content: ''; content: none } table { border-collapse: collapse; border-spacing: 0 }

html { height: 100%; min-height: 100%; }
body { min-height: 100%; }
html, html a { -webkit-font-smoothing: antialiased; }

header .wrapper, main .wrapper {
  width: 900px;
  height: 100%;
  margin: 0 auto;
}
header {
  position: fixed;
  width: 100%;
  height: 80px;
  margin-top: -80px;
  background: #ffffff;
  border-bottom: 1px solid #D9D9D9;
  z-index: 999;
}
.logo {
    text-align: left;
    padding: 20px 0;
}
.logo span {
    font-size: 1.52em;
    font-weight: 800;
}
.add_btn, .login_btn {
    float: right;
    padding: 20px 0;
}
.add_btn {
    margin-right: 30px;
}
.btn {
    height: 40px;
    padding: 5px 20px !important;
    border-radius: 50px !important;
    border: 1px solid #D9D9D9 !important;
    box-shadow: none;
}
main {
  width: 100%;
  height: 500px;
  margin-top: 80px;
}
.cards {
    width: 100%;
    height: 150px;
    padding: 20px;
    border: 1px solid #D9D9D9;
    border-radius: 20px;
}
li.list-group-item {
    border: none;
}
.sitebar ul.list-group.list-group-flush {
    margin-left: -15px;
}
.cards_avatar {
    width: 40px;
    height: 40px;
    background: #D9D9D9;
    border: 1px solid #D9D9D9;
    border-radius: 50px;
}
.top_panel span {
    margin-right: 10px;
    color: #777777;
}
.top_panel span {
    float: left;
    margin-right: 10px;
    color: #777777;
    padding: 7px 0;
}
.icons {
    width: 20px;
    height: 20px;
}
.icons {
    padding: 0 0px;
}