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

html {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 62.5%;
}

.wrapper {
  max-width: 500px;
  background-color: #eee;
  margin: 20px auto 0;
  padding: 30px 20px 10px;
  border-radius: 4px;
  position: relative;
}
.wrapper__heading {
  text-align: center;
  font-size: 4rem;
  margin-bottom: 40px;
}
.wrapper__input {
  display: flex;
  margin-bottom: 14px;
  position: relative;
}

.wrapper__input-text {
  flex: 1;
  border: none;
  outline: none;
  padding: 8px 16px;
  padding-left: 34px;
  border-radius: 3px;
  background-image: url('./img/plus.png');
  background-position: left 10px top 10px;
  background-size: 1.8rem 1.8rem;
  background-repeat: no-repeat;
  height: 40px;
  overflow-y: hidden;
  resize: none;
  font-size: 2.4rem;
  color: #333;
}
.wrapper__input-text::placeholder {
  font-size: 2rem;
}

.wrapper__input-btn {
  background-color: dodgerblue;
  color: #fff;
  border: none;
  outline: none;
  border-radius: 3px;
  padding: 0px 20px;
  font-size: 1.6rem;
  margin-left: 4px;
  height: 40px;
  align-self: flex-end;
  cursor: pointer;
}

.progress {
  height: 10px;
  background-color: #ddd;
  border-radius: 10px;
  margin-bottom: 30px;
}
.progress__bar {
  background-color: dodgerblue;
  border-radius: 10px;
  color: #fff;
  height: 100%;
  position: relative;
  transition: all 1s;
  width: 0;
}

.progress__bar::before {
  content: attr(data-width);
  display: inline-block;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
}
.alert {
  position: absolute;
  z-index: 1;
  left: 20px;
  right: 20px;
  color: #721c24;
  background-color: #f8d7da;
  border-color: #f5c6cb;
  padding: 10px 20px;
  font-size: 1.6rem;
  border-radius: 4px;
  animation: fadeOut cubic-bezier(1,.09,1,.09) 3s forwards;
  display: none;
}
@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

.wrapper__clear-todo {
  display: flex;
  justify-content: space-between;
  font-size: 1.4rem;
  margin-bottom: 14px;
}
.wrapper__clear-todo-label {
  text-decoration: underline;
}
.wrapper__clear-todo-label:hover {
  cursor: pointer;
  color: dodgerblue;
}
.wrapper__list {
  list-style: none;
}
.wrapper__item {
  font-size: 1.6rem;
  background-color: #fff;
  min-height: 40px;
  display: flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
}
.wrapper__item.active .wrapper__item-checkbox{
  background-image: url('./img/check.png');
  background-position: center;
  background-size: 16px 16px;
  background-repeat: no-repeat;
}
.wrapper__item.active .wrapper__item-content{
  text-decoration: line-through;
}
.wrapper__item-checkbox {
  height: 20px;
  width: 20px;
  border: 1px solid #a5a2a2;
  border-radius: 4px;
  margin-right: 8px;
  cursor: pointer;
}
.wrapper__item-content {
  flex: 1;
  margin-right: 10px;
  word-break: break-word;
}
.wrapper__item-close {
  cursor: pointer;
}



@media (max-width: 739px){
  .wrapper__input {
    display: block;
  }
  .wrapper__input-text {
    width: 100%;
    margin-bottom: 8px;
  }
  .wrapper__input-btn {
    padding: 0px 30px;
    margin: 0;
    float: right;
    display: block;
  }
  .wrapper__input::after {
    content: '';
    display: block;
    clear: both;
  }
}