* {
    padding: 0;
    margin: 0;
}

html {
    height: 100vh;
    width: 100vw;
}

body {
    display: grid;
    grid-template-columns: auto;
    grid-template-rows: 3em auto;
    grid-template-areas: 
    "header"
    "selection-container";
    width: 100%;
}

.header {
    grid-area: header;
    font-size: 2em;
    font-weight: bold;
    text-align: center;
    align-content: center;
}

.selection-container {
    display: grid;
    grid-area: selection-container;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    grid-template-areas: "selection-left selection-right";
    background-color: black;
    height: 100%;
}

.selection {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.selection-left {
    grid-area: selection-left;
}

.selection-right {
    grid-area: selection-right;
}

.selection-name {
    color: white;
    font-size: 3em;
    font-weight: bold;
}

button {
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    padding: 15px;
}