* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-image: url("https://cutewallpaper.org/21/webpage-wallpapers/Best-46+-HD-Webpage-Backgrounds-on-HipWallpaper-HD-.jpeg");
    background-position: center;
    background-size: cover;
    background-repeat: repeat-y;
    height: 100vh;
}

.main{
    margin: 0 auto;
    padding-top: 20px;
}

.todo-list {
    display: flex;
    align-items: center;
    flex-direction: column;
}

.header h1{
    color: #fff;
    cursor: pointer;
}

.header h1::after {
    position: absolute;
    top: 70px;
    left: calc(50% - 50px);
    content: '';
    width: 100px;
    height: 4px;
    background-color: #fff;
    transition: 0.5s ease;
}

.header h1:hover:after{
    width: 50px;
    left: calc(50% - 25px);
    background-color: rgb(110, 36, 36);
}

.input-section {
    margin-top: 50px;
}

.input-section input, .item input {
    width: 350px;
    height: 35px;
    border: none;
    z-index: 1;
}

@media (max-width: 400px) {
    .input-section input, .item input {
        max-width: 250px;
        height: 35px;
    }
}

.input-section button, .item button {
    width: 40px;
    height: 35px;
    border: none;
    cursor: pointer;
    font-size: 30px;
    text-align: center;
    padding: 0;
    position: relative;
    top: 6px;
    left: -4px;
}

.list {
    margin-top: 50px;
}

.item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    transition: 0.5s;
}

.item input {
    width: 270px;
}

@media (max-width: 400px) {
    .item input {
        width: 175px;
    }
}

.item button {
    top: 0;
    font-size: 24px;
}

#myItem {
    pointer-events: none;
}

.item input{
    pointer-events: none;
}