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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">" Q0 \6 G+ C. I6 r
- Label for your tooltip. i- \" ?; I \* R, f
- </span>
复制代码CSS代码: - .tooltip-toggle {1 F* Q; ?2 T) _" H1 p w
- cursor: pointer;
" u5 W* `( y5 W* U - position: relative;- p0 O0 \$ l& u- z( L C
- }
1 |3 n3 v2 l0 a3 m+ z- j5 h4 r - .tooltip-toggle svg {' r) r1 s: J: C' _1 G
- height: 18px;
, X0 n# L2 M) Y; l# `" s3 T - width: 18px;
( @' P, U4 D! p2 X - padding-right: 0.5rem;! }. z! k* ~7 ^0 l+ ]
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- .tooltip-toggle::before {
4 o: r% O$ R G: T" i) L9 f; _9 G - position: absolute;
7 ?; b8 d6 |/ B - top: -80px;
( ^# d8 K. [3 r: b$ f0 { - left: -80px;( W6 |1 m! S4 {
- background-color: #2B222A;
+ ^% t* C8 a* V3 ~! _ - border-radius: 5px;- X$ P/ t8 ?. `2 y, h- d* q: @
- color: #fff;
' ~! ^. ^* E8 t - content: attr(data-tooltip);
6 W/ Z+ y1 |" v$ V - padding: 1rem;! g' c; j/ W! I, |7 r% y
- text-transform: none;
' k, j9 }; [/ s, [ - -webkit-transition: all 0.5s ease;
1 _! s- h: P2 |: E$ z# x - transition: all 0.5s ease;0 G3 c6 Z1 ?) o. e" j0 x
- width: 160px;
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- .tooltip-toggle::after {( f+ u+ f' p+ z, D# }. m# a
- position: absolute;
K9 W/ x) U- M, K2 U3 M - top: -12px;7 v7 u, W! V" Q1 y7 s- R
- left: 9px;# u- y4 g! n) i( F/ `* o
- border-left: 5px solid transparent;% v7 ^, C) ~0 t! }6 V) L' P
- border-right: 5px solid transparent;
( K9 ^. M+ h5 |; D/ O% t - border-top: 5px solid #2B222A;
/ e- C6 M$ T' A/ q( [* Z+ l# D - content: " ";0 D1 o9 U5 e) K: s2 U; q% i
- font-size: 0;& k8 N6 k; V* r0 F) _; y
- line-height: 0;! [6 ]5 ^2 x6 I3 o) }9 B Y
- margin-left: -5px;# w; X) |3 q( [) _4 u* B
- width: 0;, p% _9 r. k4 S/ ?
- }
/ e7 I z0 u2 |) C - .tooltip-toggle::before, .tooltip-toggle::after {
6 P5 m5 r" \7 R$ w" e - color: #efefef;
: a T5 c; K; Y$ L P - font-family: monospace;7 X) H$ G0 @" B8 n# f/ {8 j2 D
- font-size: 16px;
/ T7 l$ q' l* X- j9 F9 U! h5 u - opacity: 0;. I9 V, }' M" o3 g3 P8 K9 D: l
- pointer-events: none;
" M2 Z0 j. o% D4 h: g% O6 F - text-align: center;
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7 O# @6 C; \4 S5 P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% z& |* ?, W8 {* f, o - opacity: 1;: A! y% Y- B! k7 K
- -webkit-transition: all 0.75s ease;8 }: e* V- a" J4 M' N; O
- transition: all 0.75s ease;- W5 B4 _/ l G7 x* v( w
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
' N. O! S# F# N, s: G9 C' e - <ul class="nav-items">
N$ \6 k5 K! W1 i: o - <!-- Navigation --># @3 V" m" _. |* O9 j' e
- <li class="nav-item"><a href="#">Home</a></li># _6 L! n3 J6 D s
- <li class="nav-item"><a href="#">About</a></li>
0 F' g K2 a6 h y c" m0 g/ T - <li class="nav-item"><a href="#">Contact</a></li>, e0 z5 g2 a. o" r; c& ^
- <!-- Dropdown menu -->
( N( l1 N- Q6 [; c - <li class="nav-item nav-item-dropdown">, n( l; F2 p' p2 U4 D5 m2 w
- <a class="dropdown-trigger" href="#">Settings</a>
4 i4 N. C) O* K+ M3 u3 Z - <ul class="dropdown-menu">+ l7 N0 m3 ~3 }$ M5 M
- <li class="dropdown-menu-item">/ j/ d" \* U/ v
- <a href="#">Dropdown Item 1</a>2 h+ r( Q, V7 A L' B' \+ N
- </li>
1 u1 d0 T7 i8 |; T7 @; g! X- z) H - <li class="dropdown-menu-item">
, I+ V" k3 {' e8 H: X - <a href="#">Dropdown Item 2</a>
8 }! I/ J- \+ t; L% V - </li>+ p" D5 D- O# ?7 B( f$ D C
- <li class="dropdown-menu-item">0 B1 B0 S) ~4 Y0 ]- m
- <a href="#">Dropdown Item 3</a>3 I; h: K5 N; j1 `5 m
- </li>4 r& O4 o& {6 A6 [
- </ul>
* S. r8 |( m5 |/ P0 W - </li>4 l* A. f9 }- {* S$ r
- </ul>
5 a) u7 p8 c4 P' V4 q3 ?$ ^" X - </div>
复制代码对应的CSS代码如下: - .nav-container {
9 k! f5 I# F1 R( u - background-color: #fff;
9 ~' k/ J- ~0 T - border-radius: 4px;
6 I" V/ {1 I, W9 r& W. N1 y: l2 X+ G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 a) S+ [7 a" L/ Z( N6 o" s; p, f
- padding: 1em;% |$ E+ j- t1 X
- border: 1px solid #eee;! d- s! |% Z6 p4 R) {
- display: block;
* }: c9 h# i! J - max-width: 400px;* |6 C1 @3 z. h/ e
- margin: 0 auto;
! c8 }6 N5 g+ D3 I4 d - text-align: center;9 j+ g$ y) ]5 ]- t |
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- ul,8 A" U% }0 ?1 Z# |
- li {
1 A \* F) u7 _# W% V - list-style: none;
8 x- F7 r8 |& R) U8 _ - -webkit-padding-start: 0;! t3 T! ^8 z* B1 b
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- text-decoration: none;. j. g# c: S8 z0 q, w9 n
- color: #ED3E44;
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' Q/ q* u; i7 `1 w2 @& w% j - .nav-item { h' z: F$ S2 V+ f ]4 e
- padding: 1em;4 k5 G1 I# [% Y+ g8 s$ }$ D: W, H
- display: inline;
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. n; V# W# U4 z - .nav-item-dropdown {* ~& \7 ^! e3 P; ]/ p1 M1 q$ u
- position: relative;) \2 t% j% c* J- B
- }
' C9 U6 G4 u5 m' o - .nav-item-dropdown:hover > .dropdown-menu {, L* U w" B" f) v+ Q2 W* D
- display: block;' t4 l3 h$ b7 G0 E+ C% u/ \
- opacity: 1;
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- .dropdown-trigger {4 j3 u" Y4 Z0 T3 y+ N
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
4 E- |3 Q" p$ B - display: block;
1 q! x; W3 ]4 M" t0 i3 ?$ _. U6 S5 s, D - opacity: 1;) Q; F3 \7 u1 S" F
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- .dropdown-trigger::after {, O- A+ | E% `0 o
- content: "›";
8 t* W7 r/ u% }) i: R; [ - position: absolute;, E2 x% t. h9 T" e: i/ T# h
- color: #ED3E44; I7 b1 A, d- p
- font-size: 24px;3 I x0 \) L& f; a
- font-weight: bold;
/ z6 L2 v1 G, a/ _& k - -webkit-transform: rotate(90deg); C- d8 O; |8 m% e! X, F: @$ y
- transform: rotate(90deg);
4 k4 h- w8 K# u! d: `9 r! K( j - top: -5px;5 t9 x3 I5 p% p, m
- right: -15px;. A' d" a' Y4 X) y0 w X
- }1 `' s3 A4 U# y5 [+ _
- .dropdown-menu {* ?* [2 H9 t D2 [" B
- background-color: #ED3E44;5 {3 a* D9 a8 }) }" f
- display: inline-block;+ l' h) R% z( N; H! b2 | k$ P
- text-align: right;# }4 F% \. r# G3 A7 T% E6 n: J( W
- position: absolute;
: O5 l3 l& T- y/ I% G8 ] - top: 2.5rem;
& D# i9 q g5 H% E- B; R, X# U3 H - right: -10px;
, w! }! t- D8 E/ n' C% P - display: none;
$ G Z7 _. m" a" j& @1 k - opacity: 0;/ t+ s {7 r i1 w* \1 s' Q$ s
- -webkit-transition: opacity 0.5s ease;6 `: F3 e O+ h6 ^# ^; V$ U
- transition: opacity 0.5s ease;
7 d- M' T. \' H2 H6 q - width: 160px;# k2 Y" W: I# G: | D6 @& n; Y
- }5 C" g8 \9 s2 R9 m) r
- .dropdown-menu a {
$ l- y: q. f3 j - color: #fff;
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# r4 m: F4 ^' q - .dropdown-menu-item {+ l0 ~& f7 A* _' j$ ^
- cursor: pointer;2 y; T4 c5 @5 y
- padding: 1em;
7 {9 ~9 }; G+ r; q$ L* t - text-align: center;' {% y2 C: B9 C. y' J: N
- }
6 r# ~( u1 g, @/ w# b3 u4 q) x - .dropdown-menu-item:hover {
& c7 t+ G+ h4 t: w' r, S- O - background-color: #eb272d;
7 C2 B3 M" G0 K$ J. a1 a! ~ - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( z+ s& q/ `; o; }, D% Z
- <!-- Checkbox toggle -->" i/ @2 _, X3 e5 C0 D
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% W1 s: {' Z7 J% S
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" v4 t( Q& D% J2 v: r2 s$ m - <!-- Content to toggle from www.mfbuluo.com-->
! P$ Z; n( \+ ?; O& D. a - <div role="toggle" class="toggle-content">
/ t, S# Z( G6 P) a3 n: d. ? - BA-NA-NA-NA!: G; ?8 ?$ N; q: A5 P6 R
- </div>
' E9 M! g# U6 X# L - </div>
复制代码CSS代码内容如下: - .toggle {+ O3 ?4 M1 A6 x
- margin: 0 auto;
8 \8 Y& s/ }* K) l% [+ O - max-width: 400px;
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- .toggle-label {
6 G$ t9 O1 l T& h$ l/ a - font-size: 16px;- {; T/ _$ `0 n+ p* j
- background: #fff;
! r& j( M- M& U) Z - padding: 1em;
, C. K$ ~) O3 T# ` O - cursor: pointer;% b" S Q5 D4 Q" O
- display: block;! @( h9 O# u) _2 }* G
- margin: 0 auto 1em;/ V& ~9 y, F+ w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' ^6 h J1 v$ @ n- E
- border-radius: 4px;) @7 ?, K6 |: M, X T
- }
M' M1 K, @2 a1 b6 Z& w6 m - .toggle-label:after {
& ~2 Y9 P4 ]% k# T: M - color: #ED3E44;
! r C0 W1 X1 w4 K - content: "+";1 {* K/ M9 p# Q8 }& N
- float: right;4 p7 _; N+ u" S
- font-weight: bold;
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- .toggle-content {! U2 v9 p& M- D* a3 b4 M I
- color: #B0B3C2;1 L2 l+ e& k% m9 {
- font-family: monospace;. B" {7 S- H+ D' j E- u* E
- font-size: 16px;
! N0 n# f9 t, V. ^0 V* ? - margin-bottom: 1.5em;
1 J. C& ^! C7 W6 s - padding: 1em;( e$ I' k! N3 l9 k) Q
- }/ k l3 D8 _9 ~+ @0 Q
- .toggle-input {$ `6 S: l' B& X9 q
- display: none;& k7 u, i% S- e- M& b4 D9 D
- }- }- l" r4 H" w8 e
- .toggle-input:not(checked) ~ .toggle-content {
; |& b" [! F) k7 T4 I) z+ K - display: none;
6 }; l! a I$ X - }
+ \$ k1 H, L1 x( v( j& q" { - .toggle-input:checked ~ .toggle-content {) H" m# @% m0 h6 p
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {5 Y7 ?& J6 v E/ {+ I. d
- content: "-";
- A; q, R5 h! h( w- H$ a. [$ Q3 b - }
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