JSFiddle - React, Tailwind, and code Playground

by Ilya Karpuk

HTML

<div class='header'>
    <span>Название команды</span>
    <img class="logo" alt="Лого команды" src="https://gamerocket.com.ru/images/planets/earth.png"/>
</div>

<div class="leftbar">
    <span>Menu</span>
    <div class='option'><span>Уведомления</span></div>
    <div class='option'><span>События</span></div>
    <div class='option'><span>Ресурсы</span></div>
</div>

CSS

@import url(http://fonts.googleapis.com/css?family=Roboto:300,700,400);

body, head {
    font-family: "Roboto", sans-serif;
    width: 100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
}

.header {
    width: 100%;
    height: 150px;
    background-color: #303940;
    overflow: hidden;
    border-bottom: 3px solid #34495E;
}

.header span{
    position: absolute;
    font-size: 40px;
    color: #EEE;
    width: 100%;
    text-align: left;
    left: 70px;
    top: 10px;
    z-index: 1;
}

.logo {
    position: relative;
    height: 70px;
    left: 0;
    right: 0;
}

.leftbar {
    position: absolute;
    top: 153px;
    left: 0px;
    bottom: 0px;
    width: 200px;
    background-color: #67809F;
    border-right: 3px solid #34495E;
    text-align: center;
}

.leftbar > span {
    text-align: center;
    font-size: 30px;
    color: #EEE;
}

.option {
    position: relative;
    width: 100%;
    height: 30px;
    background-color: #2C3E50;
    text-align: left;
    color: #EEE;
    -webkit-transition: background .5s;
    transition: background .5s;
    cursor: pointer;
    margin-top: 1px;
}

.option:hover{
    background-color: #34495E;
}

.option:after {
    content: "►";
    position: absolute;
    right: 5px;
    top: 6px;
}

.option > span {
    position: absolute;
    top: 7px;
    left: 5px;
}