*{
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    font-size: 20px;
    text-decoration: none;
    background-image: url('fon.png');
    color: white;
}

.header{
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 100px;
    margin-top: 5px;

}
.span{
    color: aqua;
}
.nav{
    display: flex;
}

.nav>.logo{
    margin-right: 500px;
}

.ul>li{
    display: inline;
    margin-right: 100px;
}
.about{
    width: 100vw;
    height: 100vh;
   
}

.container{
    text-align: center;
}
.heading{
    margin: 50px 0;
    text-align: center;
}

.ul>li>a:hover{
    color: aqua;
}

.box{
    width: 100%;
}

.left{
    width: 30%;
    margin-top: 120px;
    float: left;
    padding: 0 50px;
}
.left>.left-tx{
    font-size: 50px;
}


.right{
    width: 25%;
    float: right;
    padding: 0 100px;
}

.right>img{
    width: 100%;
}

.asty{
 width: 5%;   
}

.asty>.foto{
    width: 100%;
    display: inline;
}
.boxx{
    width: 100%;
}

.box-img{
    width: 25%;
    display: inline-block;
}

.box-img>img{
    width: 100%;
}

.left-tx{
    margin-bottom: 150px;
}