*{
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    box-sizing: border-box;
}

body{
    background: #f7edff;
}
.buttons{
    margin: 50px;
    display: flex;
    justify-content: center;
}
.buttons button{
    background: #333;
    color: #fff;
    border: 0;
    outline: none;
    width:120px;
    height: 40px;
    margin: 5px;
    cursor: pointer;
}
#toastBox{
    position: absolute;
    bottom: 30px;
    right: 30px;
    display: flex;
    align-items: center;
    flex-direction: column;
    overflow: hidden;
    padding: 20px;
}
.toast{
    width: 400px;
    height: 80px;
    background-color: #fff;
    font-weight: 500;
    margin: 15px 0 ;
    box-shadow: 0 0 20px rgb(0, 0, 0, .2);
    display: flex;
    align-items: center;
    position: relative;
    transform: translateX(100%);
    animation: moveleft .5s linear forwards;
}
@keyframes moveleft {
    100%{
        transform: translateX(0);
    }
}
.toast i{
    margin: 0 20px;
    font-size: 35px;
    color: green;
}
.toast .error i{
    color: red;
}

.toast .invalid i{
    color: orange;
}

.toast::after{
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 5px;
    background: green;
    animation:  anim 5s linear forwards;
}
.toast.error::after{
    background: red;
}

.toast.invalid::after{
    background: orange;
}

@keyframes anim {
    100%{
        width: 0;
    }
}