*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

nav{
  width: 100%;
  background-color: rgba(133,133,133,0.45);
  height: 50px;
}
.menu{
width: 40%;
height:50px;
margin: auto;
display: flex;
justify-content: space-between;
list-style: none;
font-size: 18px;
align-items: center;

}

.item__menu a, .item__login {
  text-decoration: none;
  color: white;
}
nav .item__login{
  position: absolute;
  top: 10px;
  right:2%;
  padding: 5px;
  border: 1px solid blue;
  border-radius: 15px;
}

.item__menu a:hover{
  color: #0012ff;
}