* {
    margin: 0;
    padding: 0;
}

html {
    animation: html 4s ease infinite;
}

.heart {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 120px auto;
    background-color: #eb3f84;
    transform: rotate(45deg);
    animation: heart 4s ease infinite;
}

.heart::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 0;
    width: 200px;
    height: 200px;
    background-color: #eb3f84;
    border-radius: 50%;
    animation: left 4s ease infinite;
    transition: all 1s ease;
}

.heart::after {
    content: '';
    position: absolute;
    top: 0;
    left: 100px;
    width: 200px;
    height: 200px;
    background-color: #eb3f84;
    border-radius: 50%;
    animation: right 4s ease infinite;
    transition: all 1s ease;
}

.lover {
    text-align: center;
    font-size: 50px;
    color: #eb3f84;
    transition: all .4s;
    animation: name 4s ease infinite;
}

@keyframes html {
    0% {
        background-color: #dd6797;
    }
    50% {
        background-color: #fff;
    }
    100% {
        background-color: #dd6797;
    }
}

@keyframes heart {
    0% {
        transform: rotate(0deg);
        border-radius: 200px;
        background-color: #fff;
    }
    30% {
        transform: rotate(45deg);
        border-radius: 10px;
    }
    50% {
        background-color: #eb3f84;
    }
    70% {
        transform: rotate(45deg);
        border-radius: 10px;
    }
    100% {
        transform: rotate(90deg);
        border-radius: 200px;
        background-color: #fff;
    }
}

@keyframes left {
    0% {
        top: 0;
        background-color: #fff;
    }
    30% {
        top: -100px;
    }
    50% {
        background-color: #eb3f84;
    }
    70% {
        top: -100px;
    }
    100% {
        top: 0;
        background-color: #fff;
    }
}

@keyframes right {
    0% {
        left: 0;
        background-color: #fff;
    }
    30% {
        left: -100px;
    }
    50% {
        background-color: #eb3f84;
    }
    70% {
        left: -100px;
    }
    100% {
        left: 0;
        background-color: #fff;
    }
}

@keyframes name {
    0% {
        color: #fff;
    }
    50% {
        color: #eb3f84;
    }
    100% {
        color: #fff;
    }
}