* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: monospace;
}
.container {
    max-width: 1200px;
    margin: auto;
    padding: 0 10px;
    position: relative;
}
.app-wrapper {
    padding: 50px 0;
}
.app {
    max-width: 600px;
    margin: auto;
    background-color: #f1f1f1;
    padding: 20px 10px;
    border-radius: 5px;
    box-shadow: 2px 2px 2px rgba(0, 0, 0, .2);
}
.app h1 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 20px;
}
.todo-list {
    position: relative;
    padding: 20px 0;
    min-height: 60px;
}
.todo-list__sort {
    position: absolute;
    top: -12px;
    right: 0;
    padding: 2px 6px;
    background-color: gray;
    box-shadow: 0 0 6px rgba(0, 0, 0, .6);
    border-radius: 4px;
    color: white;
    cursor: pointer;
    transition: color ease .3s, background-color ease .3s;
}
.todo-list__sort:hover {
    background-color: white;
    color: black;
}
.todo-item {
    position: relative;
    margin-top: 10px;
    display: flex;
    list-style: none;
    padding: 20px 10px;
    background-color: #016fa3;
    color: #fff;
    font-size: 16px;
    border-radius: 5px;
    transition: all ease .3s;
    box-shadow: 0px 0px 6px rgba(0, 0, 0, .6);
}
.todo-item.completed {
    background-color: #747474;
    position: relative;
}
.todo-item.completed p {
    text-decoration: line-through;
    color: #ccc;
    cursor: progress; /* шутка */
}
.todo-item.completed:hover {
    background-color: #747474;
}
.todo-item.completed .controls .fa-check {
    color: #54fd39;
}
.todo-item:hover{
    background-color: #1f92c8;
}
.label {
    position: absolute;
    top: -5px;
    left: 10px;
    margin: -5px;
    display: flex;
    flex-direction: row;
}
.label > *:not(:empty) {
    margin: 5px;
}
.todo-login:not(:empty) {
    font-size: 0.6em;
    white-space: nowrap;
    background: red;
    padding: 1px 4px;
    box-shadow: 0px 0px 6px rgba(0, 0, 0, .6);
    border-radius: 4px;
}
.todo-time:not(:empty) {
    font-size: 0.6em;
    white-space: nowrap;
    background: black;
    padding: 1px 4px;
    box-shadow: 0px 0px 6px rgba(0, 0, 0, .6);
    border-radius: 4px;
}
.controls {
    margin-left: auto;
    min-width: 38px;
}
.link {
    color: #fff;
}
.controls .fa-check:hover {
    color: #54fd39;
    cursor: pointer;
}
.controls .fa-times:hover {
    color: #ff4848;
    cursor: pointer;
}
form {
    text-align: center;
}
form h2 {
    margin: 20px 0;
}
form .text-area {
    margin-top: 20px;
    padding: 0 20px;
    height: 40px;
    width: 300px;
}
form .text-area.invalid {
    border: 1px solid #ff3710;
}
form .text-area.invalid::placeholder {
    color: #ff3710;
    text-decoration: underline;
}
form .button {
    margin-top: 20px;
    padding: 0 20px;
    height: 40px;
    cursor: pointer;
}

.get-json {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    cursor: pointer;
}

@media (max-width: 767px) {
    .controls {
        font-size: 22px;
        min-width: 60px;
    }
    .todo-item.completed .controls .fa-check:hover {
        color: #54fd39;
    }
    .controls .fa-check:hover {
        color: #fff;
    }
    .controls .fa-times {
        color: #ff4848;
    }
    form .text-area {
        width: 100%;
    }
    form .button {
        width: 100%;
    }
}