Why twitch mobile menu bootstrap?

Good night, all. If you go to the mobile page cb74660.tmweb.ru clicked on the menu button - the menu itself leaves and twitches. What did I do wrong? I can not understand... can you please Tell me how to fix this error. In advance all many thanks!
July 4th 19 at 23:24
1 answer
July 4th 19 at 23:26
When showing modelki hides the scrollbar. Get

.modal-open {
 overflow: hidden;
}


and padding from the body
I have modelka shows well, and the menu of the mobile no - Eldred_Ebe commented on July 4th 19 at 23:29
: I'm on the phone your problem is not reproduced, but on the PC all stressed out over the disappearance of the scrollbar - Garnet_Kulas commented on July 4th 19 at 23:32
I have no where twitches - Kelli.Nitzsche98 commented on July 4th 19 at 23:35
: Can more to say about how and where to fix it? I stayed up all night, still riding (the( strength( - Eldred_Ebe commented on July 4th 19 at 23:38
if you put the transition only on the right elements, you would not have jumped. I just deleted the rule and distributing to all elements of the transition and all the jerking disappeared - gustave_Kertzmann52 commented on July 4th 19 at 23:41

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