.formulae {margin-bottom: -8px;}
 .formulae1 {margin-bottom: -5px;}
 .spoiler_body {display:none;
  border-width: 0 0 0 1px;/*толщина*/ 
  border-style: solid; padding-left: 10px;/*отступ слева*/
  }
 .spoiler_links {cursor:pointer; font-family: 'Ubuntu Condensed', sans-serif;  color:darkred;}
 .header {font-size:28px; }

.slider {
    height: 40px;
    float: left;
    margin-right: 10px;
    display: inline-block;
}

.slider div {
    float: left;
    line-height: 40px;
    margin-right: 5px;
}

.slider input {
    float: left;
    margin-top: 10px;
}

#app-container {
    width: 100%;
    clear:both;
    display:inline-block;
    margin-bottom:20px;
}

#point-svg {
    width: 100%;
    height: 400px;
    border: 1px solid #ddd;
    background: #fafafa;
}

#point-svg text {
    text-anchor: middle;
}

#clear-points {
    margin-top: 5px;
    margin-right: 10px;
    padding: 10px;
    padding-top: 5px;
    padding-bottom: 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    display: inline-block;
    float: left;
    cursor: pointer;
}
#clear-points:hover {
    background: #eee;
}

#point-svg text,
.slider div,
#clear-points {
    font-family: "Arial";
    font-size: 14px;
    color: #555;
}
.node circle {
  fill: #fff;
  stroke-width: 1.5px;
}
.node {
  font-size: 13px;
}
.link {
  fill: none;
  stroke-width: 1px;
}
svg text {
  font-size: 10px;
}
 .goTo {cursor:pointer; font-family: 'Ubuntu Condensed', sans-serif;  color:darkred;}

.link {
  fill: none;
  stroke: #666;
  stroke-width: 1.5px;
}

.node circle {
  fill: #ccc;
  stroke: #fff;
  stroke-width: 1.5px;
}

text {
  font: 10px sans-serif;
  pointer-events: none;
}