.c-form .c-img-list{
    position: relative;
    font-size:0;line-height:0;margin-right:20px;
}
.c-img-list:hover{
    transition: border .1s linear;
    border-color: #2d8cf0;
}
.c-img-list .c-img-list__img{
    width:100%;height:100%;margin-left:0
}
.trash-cover {
    font-style:normal;
    display: none;
    position: absolute;
    right: 0;
    top: 0;
    transform: translate(40%, -30%);
    z-index: 100;
    background: red;
    color: white;
    border-radius: 50%;
    font-size: 16px;
    text-align: center;
    height: 14px;
    width:14px;
    line-height:14px;
    cursor: pointer;
  }
  .c-img-list:hover .trash-cover{
    display: inline-block;
  }