@media screen and (min-width: 901px) {
    .v-grid__block--side {
        padding-right: 30px;
    }

    .v-grid__block.v-grid__block--main {
        padding-left: 30px;
        margin-top: 70px;
    }

    .stream-tabs__send-form.js-chat-mentions-container {
        border: 1px solid #7d7f82;
        border-radius: 0px 0 20px 20px;
    }
    
    .stream-tabs__top {
        border-radius: 20px 20px 0px 0px;
        border: 1px solid #7d7f82;
    }
    .stream-tabs__block {
        border-right: 1px solid #7d7f82;
        border-left: 1px solid #7d7f82;
        margin-right: 0;
    }
}

@media screen and (max-width: 900px) {

    .stream-tabs__send-form.js-chat-mentions-container {
        border-top: 0px solid #7d7f82;
        padding-top: 10px;
    }
    
    .stream-tabs__top {
        display: none;
    }
    .stream-tabs__block {
        margin: 0;
        height: 180px;
    }
    .stream-tabs__block.editable {
        height: 240px;
    }

}