.case_study .top_1 {
  margin-top: 30px;
}

@media only screen and (min-width: 767px) {
  .case_study .top_1 .col-md-4 {
    width: 34%;
  }
}

@media only screen and (min-width: 767px) {
  .case_study .top_1 .col-md-8 {
    width: 66%;
  }
}

.case_study .top_1 .t_1 {
  font-size: 32px;
  margin-bottom: 15px;
}

.case_study .top_1 .sticky {
  position: sticky;
  top: 100px;
  z-index: 9;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .sticky {
    position: fixed;
    top: 70px;
  }
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .content {
    margin-top: 70px;
  }
}

.case_study .top_1 .bl_1 {
  border-radius: 10px 0px 0px 10px;
  background: linear-gradient(221.35deg, #0b63d8 0.412%, #3bb9b7 65.159%);
  padding: 25px 0px 25px 10px;
  color: #fff;
  max-height: 1000px;
  overflow-y: auto;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 {
    overflow: unset;
    border-radius: 0px;
    padding: 10px 15px;
    margin-bottom: 20px;
    position: relative;
    z-index: 9;
  }
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .d_1 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    z-index: 9999;
  }
}

.case_study .top_1 .bl_1 .d_1 .input_1 {
  background-image: url('../images/research_4.svg');
  background-repeat: no-repeat no-repeat;
  background-position: 15px;
  background-size: auto;
  padding: 20px 20px 20px 50px;
  height: 50px;
  border: none;
  outline: none;
  box-shadow: none;
  background-color: transparent;
  border-radius: 30px;
  border: 1px solid #fff;
  margin: 0px 0px 0px 15px;
  color: #fff;
  width: 85%;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .d_1 .input_1 {
    background-image: url('../images/research_4m.svg');
    background-position: right 10px top 10px;
    width: 50%;
    margin: 0px;
    background-size: 20px;
    height: 40px;
    padding: 0px 0px 0px 15px;
  }
}

.case_study .top_1 .bl_1 .d_1 .input_1::placeholder {
  color: #fff;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .d_1 .e_1 {
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: #fff;
    border-radius: 30px;
    height: 40px;
    width: 50%;
  }

  .case_study .top_1 .bl_1 .d_1 .e_1 img {
    width: 15px;
    height: 10px;
  }

  .case_study .top_1 .bl_1 .d_1 .e_1 p {
    margin: 0px;
  }
}

.case_study .top_1 .bl_1 .d_2 {
  margin-top: 20px;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .d_2 {
    position: fixed;
    top: 70px;
    right: -330px;
    z-index: 9999;
    width: 300px;
    background-color: #fff;
    overflow: auto;
    transition: 0.5s;
    border-right: 0px solid #ccc;
    padding: 20px 15px;
    margin: 0px;
    max-height: calc(100vh - 140px);
    border-radius: 20px 0px 0px 20px;
  }
}

.case_study .top_1 .bl_1 .d_2 a {
  font-size: 16px;
  color: #fff;
  position: relative;
  display: flex;
  gap: 0px;
  align-items: center;
  transition: 0.3s;
  padding: 10px 0px 10px 15px;
  margin-bottom: 0px;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .d_2 a {
    color: var(--color-normal);
    font-size: 13px;
    padding: 10px 0px;
  }
}

.case_study .top_1 .bl_1 .d_2 a:hover,
.case_study .top_1 .bl_1 .d_2 a :active {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 20px 0px 0px 20px;
  margin-left: 2px;
  cursor: pointer;
}

.case_study .top_1 .bl_1 .d_2 a:hover::before,
.case_study .top_1 .bl_1 .d_2 a :active::before {
  background-position: 2px;
}

.case_study .top_1 .bl_1 .d_2 a::before {
  content: "";
  display: block;
  width: 20px;
  height: 10px;
  background-image: url('../images/case_study_1.svg');
  background-repeat: no-repeat no-repeat;
  background-position: 0px;
  background-size: auto;
  transition: 0.3s;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .d_2 a::before {
    background-image: url('../images/case_study_1m.svg');
  }
}

.case_study .top_1 .bl_1 .d_2 a a {
  color: #fff;
  display: inline-block;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_1 .case_suggest {
    right: 0px !important;
    position: absolute !important;
    top: 60px !important;
    width: calc(100vw - 30px) !important;
    left: 0px !important;
    border-radius: 0px 0px 20px 20px !important;
    transition: unset !important;
    max-height: 350px !important;
    z-index: 9 !important;
    /* &::before {
                        content         : "";
                        width           : 100vw;
                        height          : calc(100vh - 130px);
                        background-color: rgba(0, 0, 0, 0.7);
                        position        : fixed;
                        z-index         : 999;
                        left            : 0;
                        top             : 130px;
                    } */
  }
}

.case_study .top_1 .bl_2 {
  background: #fff;
  border-radius: 10px;
  padding: 25px 45px 35px;
  margin-bottom: 20px;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_2 {
    padding: 20px 15px 30px;
  }
}

.case_study .top_1 .bl_2:last-of-type {
  margin-bottom: 0px;
}

.case_study .top_1 .bl_2 b {
  font-size: 20px;
  font-family: var(--font-bold);
  color: var(--color-blue);
  margin-top: 10px;
  display: inline-block;
}

.case_study .top_1 .bl_2 img {
  max-width: 100% !important;
  height: auto !important;
}

.case_study .top_1 .bl_2 table {
  width: fit-content;
  margin: 50px auto 0px;
  max-width: 100% !important;
}

@media only screen and (max-width: 767px) {
  .case_study .top_1 .bl_2 table {
    margin: 40px auto 0px;
  }
}

.case_study .top_1 .bl_2 table td {
  border: none;
  text-align: center;
  padding: 0px 10px 20px;
}

.case_study .top_1 .bl_2 table p {
  margin: 5px 0px 0px;
}

.case_study .close_case_menu {
  position: fixed;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1;
  left: 0;
  top: 0px;
}