* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: rgba(22,27,34,1);
    /* background-color: wheat; */
    overflow: hidden;
}

.section {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
    height: 100vh;
}

section h1 {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translate(-50%);
    font-size: 4em;
}

.white-head {
     color: ivory;
     /* border: solid; */
     border-bottom: solid;
     margin-bottom: 20px;
     margin-top: 30px;
}

.container {
    width: 600px;
    height: 600px;
    display: grid;
    z-index: 100;
    background-color: rgb(255,255,220,1);
    border-radius: 5px 5px 40px rgb(255, 255, 255), -5px -5px -40px, rgba(0,0,0,0.25);
    margin-bottom: 3em;
} 

span {
    position: absolute;
    animation: animate 5s linear infinite;
}

@keyframes animate {
    0% {
        transform: translateY(0) rotate(0) scale(0);
    }
    30% {
        opacity: 1;
        filter: hue-rotate(100deg);
    }
    80% {
        opacity: 1;
    }
    100% {
        transform: translateY(400%) rotate(360deg) scale(1);
        filter: hue-rotate(360);
        opacity: 0;
    }
}

.buttons {
    width: 600px;
    /* position: absolute; */
    padding: 1em 0;
    bottom: 0;
    display: flex;
    justify-content: space-around;
}

.btn{
    padding: 0.7em 0.7em;
    margin-left: 0.25em;
    margin-right: 0.25em;
    justify-content: space-around;
    order: 1;
    background: rgb(240,255,240);
    box-shadow: 5px 5px 5px violet;
    border: none;
    outline: none;
    font-weight: bold;
    z-index: 100;
    letter-spacing: 1px;
}

.buttons button:last-child {
    order: -1;
}

.btn:hover {
    background: #006400;
    color: wheat;
}