html, body {
    background-color: #1c1c1c;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    color: white;
    position: relative;
    z-index: 100;
}

.container {
    display: flex;
    justify-content: center;
}

input {
    background-color: #5b5b5b;
    padding: 5px;
    border: 2px solid #464646;
    border-radius: 10px;
    color: white;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    margin-bottom: 30px;
}

#input {width: 25rem;}

#btn {
    margin-left: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#btn:hover, #randomTaskBtn:hover {
    background-color: #6b6b6b;
}

.task {
    padding: 5px;
    font-size: x-large;
}

#helpBtn {
    background-color: #5b5b5b;
    padding: 5px;
    border: 2px solid #464646;
    border-radius: 50%;
    width: 1.5rem;
    height: 1.5rem;
    color: white;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
    margin-top: 5px;
}

button {
    cursor: pointer;
    transition: background-color 0.3s;
}

#helpBtn:hover {background-color: #7b7b7b}

#help {
    background-color: #2c2c2d;
    width: 25rem;
    height: 25rem;
    display: none;
    position: absolute;
    z-index: 0;
    padding: 5px;
    border-radius: 10px;
    top: 10rem;
    left: 50;
}

#main {
    background-color: #242627;
    border-radius: 10px;
    width: 40rem;
    height: 100vh;
    position: fixed;
    z-index: 0;
}

.z {
    position: relative;
    z-index: 100;
}

.m10 {margin-top: 10px;}