*,
*::before,
*::after{
box-sizing: border-box;
margin: 0;
padding: 0;
}


body{
    background-color: #696969;
}



.content{
    display:flex;
    flex-direction:column;

}

.left_sidebar{
  flex:1;
  order:1;
}
.cluster{
    flex:2;
    order:2;

}
.right_sidebar{
    flex: 1;
    order:3;
}

header{
    display: flex;
    background-color: aliceblue;
    position: relative;
}
.reload{
position: absolute;
right:0;
top: 0;
}


.close{
    position: absolute;
    bottom: 0;
    right:0;
}
.loupe{
    position: absolute;
    bottom:0px;
    right:32px;
}