jitsi_mod/css/modals/feedback/_feedback.scss

@-webkit-keyframes shake-rotate {
    0% {
        -webkit-transform:scale(1) rotate(0deg);
        transform:scale(1) rotate(0deg)
    }

    50% {
        -webkit-transform:scale(.8) rotate(-5deg);
        transform:scale(.8) rotate(-5deg)
    }

    to {
        -webkit-transform:scale(1) rotate(3deg);
        transform:scale(1) rotate(3deg)
    }
}

@keyframes shake-rotate {
    0% {
        -webkit-transform:scale(1) rotate(0deg);
        transform:scale(1) rotate(0deg)
    }

    50% {
        -webkit-transform:scale(.8) rotate(-5deg);
        transform:scale(.8) rotate(-5deg)
    }

    to {
        -webkit-transform:scale(1) rotate(3deg);
        transform:scale(1) rotate(3deg)
    }
}

.shake-rotate {
    display: inline-block;

    -webkit-animation-duration: .4s;
    animation-duration: .4s;
    -webkit-animation-iteration-count: infinite;
    animation-iteration-count: infinite;
    -webkit-animation-name: shake-rotate;
    animation-name: shake-rotate;
    -webkit-animation-timing-function: ease-in-out;
    animation-timing-function: ease-in-out
}

.feedback {
    h2 {
        font-weight: 400;
        font-size: 24px;
        line-height: 1.2;
    }
    p {
        font-weight: 400;
        font-size: 14px;
    }

    &__content {
        text-align: center;

        textarea {
            text-align: left;
            min-height: 80px;
            width: 100%;
        }
    }
    &__footer {

        &:hover {
            color: #287ade;
            outline: 0;
        }
    }
    &__rating {
        line-height: 1.2;
        padding: 20px 0;

        p {
            margin: 10px 0 0;
        }

        .star-label {
            font-size: 16px;
            color: $rateStarLabelColor;
        }

        .star-btn {
            color: $rateStarDefault;
            font-size: 36px;
            position: relative;
            cursor: pointer;
            outline: none;
            text-decoration: none;
            @include transition(all .2s ease);

            &.starHover,
            &.active,
            &:hover {
                color: $rateStarActivity;
                > i:before {
                    content: "\e90a";
                }
            };

        }
    }
}