Quick tabs chrome extension custom css

custom.css

body {
    width: 450px;
    background: #272727;
    color: #dedede;
    font-size: 13px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol" !important;
  }

/* input box */

.qs_input {
width: 425px;
background: #121212;
color: #dedede;
font-size: 13px;
padding: 8px 12px 8px 12px;
margin: 0;
border-radius: 25px;
border: 1px solid #232323;
}

div.separator.big {
color: #7a7a7a;
}

/* items */

.item {
padding-top: 1px;
padding-bottom: 1px;
clear:both;
height: 36px;
cursor: pointer;
border-bottom: 1px solid rgba(0,0,0,0.07);
}

/* items background focus & hover */

.item:hover, .item:hover div.title, div.closed.item:hover div.title,
.item:hover div.url {
background-color: #4c4c4c;
color: white;
}

.withfocus:hover, .withfocus:hover div.title, div.closed.withfocus:hover div.title,
.withfocus:hover div.url,
.withfocus, .withfocus div.title, div.closed.withfocus div.title,
.withfocus div.url {
background-color: #4c4c4c;
color: white;
}


/* items icons */

img {
padding: 4px;
background-color: #272727;
}

div.tabimage img {

vertical-align: bottom;
padding: 5px;
margin: 5px;
border-radius: 4px;
}

/* items text */

div.title {
color: #dedede;
}

div.url {
color: #777;
width: 71%;
font-size: 11px;
text-overflow: ellipsis;
white-space: nowrap;
overflow: hidden;
}

/* matched characters */

b {
color: #28c840 !important;
font-weight: bold;
text-decoration: none;
}

/* invisible scrollbar */

::-webkit-scrollbar {
width: 0px;
}