Why does it appear on the adaptive menu even with overflow hidden?

Question

css

Good afternoon. A horizontal scroll bar appears on the responsive menu. Overflow Hidden doesn't help. How to remove it and what did I write wrong? https://akmalram.github.io/maxstroy1/

Answer 1

header {
 overflow: hidden;
}
header .navbar.slideleft {
 position: relative;
}
header .navbar.slideleft .menu {
 height: 100vh;
}
header .navbar { /*уберите отсюда overflow: hidden; */
 
}