body {
  background-image: url(backround_2.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-attachment: fixed;
  background-size: cover;
}
.bestweb{
width: 90%;
margin: auto;
padding: 30px 0;
display: flex;
align-items: center;
justify-content: space-between;
}
.logo{
  cursor: pointer;
  width: 300px;
}
.bestweb ul li{
  list-style: none;
  margin: 0 20px;
  display: inline-block;
  position: relative;
}
.bestweb ul li a{
  text-decoration: none;
  color: #fff;
  text-transform: uppercase;
}
.bestweb ul li::after{
  content: '';
  height: 3px;
  width: 0%;
  background: #fff;
  position: absolute;
  left: 0;
  bottom: -5px;
  transition: 0.5s;
}
.bestweb ul li:hover::after{
width: 100%;
}
.textik{
width: 100%;
position: absolute;
top: 50%;
transform: translateY(-50%);
text-align: center;
color: #fff;
font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif, Tahoma, Geneva, Verdana, sans-serif
}
.video{
position: absolute;
top: 100%;
}