amis/scss/components/_toast.scss

@keyframes bounceIn {

    from,
    20%,
    40%,
    60%,
    80%,
    to {
        animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
    }

    0% {
        opacity: 0;
        transform: scale3d(0.3, 0.3, 0.3);
    }

    20% {
        transform: scale3d(1.1, 1.1, 1.1);
    }

    40% {
        transform: scale3d(0.9, 0.9, 0.9);
    }

    60% {
        opacity: 1;
        transform: scale3d(1.03, 1.03, 1.03);
    }

    80% {
        transform: scale3d(0.97, 0.97, 0.97);
    }

    to {
        opacity: 1;
        transform: scale3d(1, 1, 1);
    }
}

@keyframes bounceOut {
    20% {
        transform: scale3d(0.9, 0.9, 0.9);
    }

    50%,
    55% {
        opacity: 1;
        transform: scale3d(1.1, 1.1, 1.1);
    }

    to {
        opacity: 0;
        transform: scale3d(0.3, 0.3, 0.3);
    }
}

.#{$ns}Toast {
    &-wrap {
        pointer-events: none;
        position: fixed;
        z-index: $zindex-toast;
    }

    width: $Toast-width;
    pointer-events: auto;
    margin-bottom: $gap-xs;
    padding: $Toast-paddingY $Toast-paddingX $Toast-paddingY ($Toast-paddingX + $Toast-paddingL);
    box-shadow: $Toast-box-shadow;
    border-radius: $Toast-borderRadius;
    border: $Toast-border-width solid;
    color: $Toast-color;
    position: relative;
    opacity: $Toast-opacity;
    cursor: pointer;
    opacity: 0;
    transform: translateZ(0);

    &.in,
    &.out {
        animation-fill-mode: both;
        animation-duration: 0.75s;
        opacity: 1;
    }

    &.in {
        animation-name: bounceIn;
    }

    &.out {
        animation-name: bounceOut;
    }

    &-title {
        display: $Toast-display;
        font-size: $fontSizeMd;
    }

    &-body {
        display: $Toast-display;
    }

    &::before {
        display: inline-block;
        font-family: $Toast-iconVendor;
        font-size: $Toast-icon-fontSize;
        text-rendering: auto;
        -webkit-font-smoothing: antialiased;
        position: absolute;
        left: $Toast-paddingX;
        top: $Toast-paddingY;
    }

    // colors
    &--error {
        color: $Toast--danger-color;
        border-color: $Toast--danger-borderColor;
        background-color: $Toast--danger-bgColor;

        &::before {
            content: $Toast--error-icon;
        }
    }

    &--warning {
        color: $Toast--warning-color;
        border-color: $Toast--warning-borderColor;
        background-color: $Toast--warning-bgColor;

        &::before {
            content: $Toast--warning-icon;
        }
    }

    &--info {
        color: $Toast--info-color;
        border-color: $Toast--info-borderColor;
        background-color: $Toast--info-bgColor;
        padding: $Toast-paddingY $Toast-paddingX $Toast-paddingY ($Toast-paddingX + $Toast--info-paddingL);

        &::before {
            content: $Toast--info-icon;
        }
    }

    &--success {
        color: $Toast--success-color;
        border-color: $Toast--success-borderColor;
        background-color: $Toast--success-bgColor;

        &::before {
            content: $Toast--success-icon;
        }
    }

    // positions
    &-wrap--topRight {
        top: $gap-base;
        right: $gap-base;
    }

    &-wrap--topCenter {
        top: $gap-base;
        left: 50%;
        margin-left: -$Toast-width/2;
    }

    &-wrap--topLeft {
        top: $gap-base;
        left: $gap-base;
    }

    &-wrap--bottomLeft {
        left: $gap-base;
        bottom: $gap-base;
    }

    &-wrap--bottomCenter {
        left: 50%;
        margin-left: -$Toast-width/2;
        bottom: $gap-base;
    }

    &-wrap--bottomRight {
        bottom: $gap-base;
        right: $gap-base;
    }
}