:root {
	--dark: #292C35;
	--light: #F1F1F1;
	--label: #111;
}

html {
    font-size: 62.5%;
}

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

body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 30px;
    background-color: var(--light);
}

body.dark {
    background-color: var(--dark);
}

.title {
    font-size: 2rem;
    text-transform: uppercase;
    transition: all .5s ease-in-out;
}

body.dark .title {
    content: "Escuro";
    color: var(--light);
}

.button {
    position: relative;
    width: 236px;
    height: 102px;
    background-color: var(--dark);
    border-radius: 75px;
    display: flex;
    align-items: center;
    padding: 5px;
    cursor: pointer;
    transition: all .5s ease-in-out;
}

.icons {
    display: flex;
    justify-content: space-between;
    flex: 1;
}

.button .icons img {
    width: 85px;
    height: 85px;
}

.slider {
    position: absolute;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background-color: var(--light);
    transition: all .5s ease-in-out;
}

body.dark .button {
    background-color: lightgray; 
}

body.dark .slider{
    transform: translateX(135px);
    background-color: var(--dark);
}