main.css

@import url('https://fonts.cdnfonts.com/css/louis-george-cafe');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Louis George Café', sans-serif;
}

::selection {
    background-color: #FF9130;
}

body {
    background-color: whitesmoke;
}

input {
    outline: none;
    border: none;
}

.container {
    margin-top: 10vh;
    width: calc(100% - 550px) !important;
    /* margin: 0 auto; */
    justify-content: center;
    height: 100%;

}

.container-btn {
    display: flex;
    flex-direction: column;
    margin: 3rem 2rem 0 2rem;
    align-items: center;
    gap: 1.2rem;
    align-content: center;
    flex-wrap: wrap;
}

.container-file {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    align-content: center;
    flex-wrap: wrap;
}

.btn {
    width: 80%;
    padding: 1.5rem 3rem;
    border-radius: 50px;
    border: 0;
    background-color: white;
    box-shadow: rgb(0 0 0 / 5%) 0 0 8px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-size: 15px;
    transition: all .5s ease;
}

.btn:hover {
    letter-spacing: 3px;
    background-color: hsl(270, 3%, 15%);
    color: hsl(0, 0%, 100%);
    box-shadow: #FF5B22 0px 5px 15px 0px;
}

.btn:active {
    letter-spacing: 3px;
    background-color: hsl(270, 3%, 15%);
    color: hsl(0, 0%, 100%);
    box-shadow: #FF5B22 0px 0px 0px 0px;
    transform: translateY(10px);
    transition: 150ms;
}

.btn-file {
    position: relative;
    font-size: 17px;
    text-transform: uppercase;
    text-decoration: none;
    padding: 1em 2.5em;
    display: inline-block;
    border-radius: 6em;
    transition: all .2s;
    border: none;
    font-family: inherit;
    font-weight: 500;
    color: black;
    background-color: white;
}

input[type="file"] {
    display: none;
}

.btn-file {
    cursor: pointer;
    position: relative;
    padding: 10px 24px;
    font-size: 18px;
    color: rgb(193, 163, 98);
    border: 2px solid rgb(193, 163, 98);
    border-radius: 34px;
    background-color: transparent;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.320, 1);
    overflow: hidden;
}

.btn-file::before {
    content: '';
    position: absolute;
    inset: 0;
    margin: auto;
    width: 50px;
    height: 50px;
    border-radius: inherit;
    scale: 0;
    z-index: -1;
    background-color: rgb(193, 163, 98);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

.btn-file:hover::before {
    scale: 3;
}

.btn-file:hover {
    color: #212121;
    scale: 1.1;
    box-shadow: 0 0px 20px rgba(193, 163, 98, 0.4);
}

.btn-file:active {
    scale: 1;
}