style.css

body {
    height: 100vh;
    font-family:'Times New Roman', Times, serif;
    background: url(./Pictures/divar.png);
}

.container {
    height: 100%;
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    box-sizing: border-box;
}

.container .main-menu {
    box-sizing: border-box;
    flex: 0 0 100%;
    display: flex;
    justify-content: space-between;
    height: 90px;
    border-bottom: #c9c9c9 2px solid;
    background-color: white;
    margin-bottom: 20px;
}

.container .left-side {
    border: 1px solid rgb(206, 206, 206);
    padding: 10px;
    box-sizing: border-box;
    flex: 5;
    margin-right: 20px;
    background-color: white;
    margin-bottom: 50px;
    padding: 27px;
}

.container .right-side {
    border: 1px solid rgb(206, 206, 206);
    padding: 10px;
    box-sizing: border-box;
    flex: 2;
    margin-left: 20px;
    margin-bottom: 320px;
    background-color: white;
}
.icdiv img{
    display: inline-block;
    float: left;
    margin-right: 20px;
}
h1 {
    color: #4AAAA5;
    font-size: 35px;
    border-bottom: solid 3px rgb(226, 226, 226);
    padding: 0px 0px 25px 0px;
    font-weight: bold;
    margin-bottom: 25px;
}
p {
    font-size: 21px;
    line-height: 1.7;
    color: #6e6b6b;
}
.footer {
    background-color: #646464;
    border-top: solid 8px #4AAAA5;
    width: 100%;
    height: 100px;
    text-align: center;
    color: #c7c7c7;
    line-height: 7.5;
    font-size: 13px;
}
.ad {
    height: 100%;
    background-color: #4AAAA5;
    width: 250px;
    text-align: center;
    font-size: 35px;
    line-height: 2.4;
    font-weight: bold;
}

nav {
    font-size: 25px;
    display: flex;
}
li +li::before {
	content: "❘";
	color: rgb(151, 150, 150);
	margin-right: 10px;
}
li a:hover {
	color: red;
	text-decoration: underline;
}
a {
    text-decoration: none;
    margin-right: 12px;
    color: #969494;
}
ul {
    display: flex;
    line-height: 3.3;
    margin-right: 30px;
}
.add {
    color: white;
}
h2 {
    color: #4AAAA5;
    font-weight: 900;
    text-align: center;
    font-size: 28px;
    border-bottom: 2px solid rgb(240, 238, 238);
    margin: 15px 20px;
    padding: 0px 0px 18px 0px;
}
.github {
    margin: 10px -5px 0px 27px;
}
.instagram , .linkedin{
    margin: 10px -5px 0px -5px
}