<header id="winborder">
<nav style="float: right; height: 27px;">
<button id="minimizeButton" class="navButton">–</button>
<button id="maximizeButton" class="navButton">□</button>
<button id="closeButton" class="navButton">×</button>
</nav>
</header>
#winborder {
background-color: darkslateblue;
height: 27px;
-webkit-app-region: drag;
}
.navButton {
display: inline;
-webkit-app-region: no-drag;
height: 100%;
width: 35px;
margin-left: -4px;
font-size: 20px;
background-color: transparent;
color: white;
font-family: 'Montserrat', sans-serif;
cursor: pointer;
transition: 0.2s;
box-sizing:border-box;
}
#closeButton {
font-size: 30px;
}