a {
    text-decoration: none;
    color: #000;
}
ul {
    list-style-type: none;
    padding: 0;
}
input,
button {
    padding: 0.5rem 1rem;
}
@media only screen and (min-width: 720px) {
    .container {
        position: relative;
        width: 45rem;
        margin: auto;
    }
}
.text-center {
    text-align: center;
}
.text-left {
    text-align: left;
}
.text-right {
    text-align: right;
}
.task {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.25rem;
    margin-bottom: 0.5rem;
    border: 1px dashed #ccc;
}
.task .label {
    width: 100%;
    padding: 0.5rem;
}
.task span {
    font-size: 1rem;
}
.task em {
    float: right;
    color: #666;
}
.done {
    text-decoration: line-through;
    opacity: 0.5;
    transition: 0.3s;
}
#message {
    position: absolute;
    z-index: 10;
    top: 2rem;
    left: 2rem;
    right: 2rem;
    padding: 1rem 2rem;
    background: #fefefe;
    border: 1px solid #efefef;
    /* border-radius: 0.5rem; */
    box-shadow: inset 0 0 1rem #eee, 1px 1px 5px #ccc;
    text-shadow: 1px 1px #eee;
    font-weight: bold;
    cursor: pointer;
}
#message.green {
    color: #0f0;
    box-shadow: inset 0 0 1rem #0f0, 1px 1px 5px #eee;
}
#message.red {
    color: #f00;
    box-shadow: inset 0 0 1rem #f00, 1px 1px 5px #eee;
}