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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!">
6 N R ^7 a: n U o - Label for your tooltip
# p0 P9 w0 C' A; M- r$ J* ^ - </span>
复制代码CSS代码: - .tooltip-toggle {4 w8 K: L+ y. A/ p* u8 f; i; B; ^
- cursor: pointer;
; \6 V2 x. h# q5 o/ T - position: relative;# [4 w! @" L, T! c' Y1 R3 I! y
- }
- e4 k, p5 W4 _$ l9 z. K* @7 d - .tooltip-toggle svg {' I3 M( P; l9 v0 Z
- height: 18px;
& k2 V. ]) I, N3 g v - width: 18px;" s' H" P; i' c+ O1 J0 X
- padding-right: 0.5rem;* J1 F: h. F& k' W v* b
- }
2 k, [2 \* l/ S/ R6 e& i/ w - .tooltip-toggle::before {4 n5 Z3 U. j$ N1 j- h0 H Y
- position: absolute;: v g2 F. g+ N$ p8 W' ?; X
- top: -80px;
# F0 q+ x/ v' a# q2 Y - left: -80px;# M9 E+ |( e- \; |! c, J( l
- background-color: #2B222A;! Y% w% `* z$ h9 W$ d3 u5 Z
- border-radius: 5px;* R, S/ K [+ b6 D# t0 O$ T6 j
- color: #fff;
+ W( p- T' \% F1 b3 A! r7 o" f$ Y - content: attr(data-tooltip);
( H J5 ?9 V0 X1 n - padding: 1rem;
; ~ T0 Z8 Z# {+ d) B - text-transform: none;* K. g+ d9 j V3 u/ h L+ |/ H
- -webkit-transition: all 0.5s ease;* b0 o) Y" K( S- t$ L( O" ^
- transition: all 0.5s ease;
B, E2 A, E) H5 K - width: 160px;
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& ?; f) }# r; q& z0 G& s! n - .tooltip-toggle::after {1 P$ g# M3 o, y* W
- position: absolute;' i2 R$ b' O( D3 S; n( {
- top: -12px;4 V' u9 F' o7 m1 w' S; q
- left: 9px;2 ]! Y' {% W' X# I; T% u* R
- border-left: 5px solid transparent;
: p' v2 Q9 ]1 ^3 q z% N) H - border-right: 5px solid transparent;
# N9 W8 G6 m) e% a8 x. z - border-top: 5px solid #2B222A;! b# X: L2 N2 I* v+ n
- content: " ";% H" D! n! E2 S: {0 _" Z# n R, G6 d
- font-size: 0;
5 |% U: _, B" R7 _$ l - line-height: 0;
- l( l) n" O5 v/ M& p- S - margin-left: -5px;" C9 l/ n6 N4 P7 A
- width: 0;9 I! S8 N: p( u2 S. [& ^# G
- }
: v' ~5 y$ l' a% }$ @ - .tooltip-toggle::before, .tooltip-toggle::after {# k3 |1 @6 i8 z
- color: #efefef;
- {3 {( Q# a) o: u8 L9 s - font-family: monospace;$ M- ?1 x( i1 K2 X5 t7 F7 m
- font-size: 16px;
* e/ \% t8 @/ N. f) \( T, ~1 D - opacity: 0;
/ w1 t, q, ^3 _- i# ^; k - pointer-events: none;% j t/ t" _& i- l) O( ?
- text-align: center;* @: T& b/ O+ {" P& Q9 N
- }
; G* ?! N) {" e* H0 U: k! _" I& x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ W5 U* I3 I# L0 b) N0 N0 V5 c; Z - opacity: 1;4 e; w1 C. j3 i- ~1 N- V
- -webkit-transition: all 0.75s ease;5 L/ e* f) r' ]5 e0 C+ ?& v7 `
- transition: all 0.75s ease;/ ?6 S) G$ k6 ^1 }# f) |
- }
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">$ i* N9 |: T; `/ C
- <ul class="nav-items">
. f# j# D- M1 ?, l5 W5 f0 E - <!-- Navigation -->& Q! M* h5 k0 D) p& B/ @
- <li class="nav-item"><a href="#">Home</a></li>/ q: V2 T w" k1 j
- <li class="nav-item"><a href="#">About</a></li>6 W1 \# S+ c& r1 ~5 I
- <li class="nav-item"><a href="#">Contact</a></li>
5 Q+ P, M4 ^* F/ e - <!-- Dropdown menu -->
. [! q- ~* f. p; I9 N% O) r - <li class="nav-item nav-item-dropdown">
) g9 ~# m+ D j' Z F - <a class="dropdown-trigger" href="#">Settings</a># |0 D6 ~1 G6 t4 b# a
- <ul class="dropdown-menu">" x- }- h; w$ \4 {2 _
- <li class="dropdown-menu-item">
9 w% U, T, L' o6 b; s+ Y+ g - <a href="#">Dropdown Item 1</a>
6 j1 R6 h3 v& y1 t9 t - </li>) C$ J* Q( X! f4 I& L
- <li class="dropdown-menu-item">& w0 N( D; u3 _" b4 t1 r+ O
- <a href="#">Dropdown Item 2</a>
- G+ \& Y3 ]! ~ - </li>
. T B! C' X' u- o. t - <li class="dropdown-menu-item">0 D( X6 N6 |$ u3 N" v
- <a href="#">Dropdown Item 3</a>& {7 Q- N6 ?. Y6 A, t: t9 x
- </li>
' m* @* ~' j1 I+ n1 A - </ul>
+ R, w( ^0 Q0 i - </li>
3 q y3 D. N) Z. M% r - </ul>
4 G8 C9 ?2 n5 ]4 Q% f3 N - </div>
复制代码对应的CSS代码如下: - .nav-container {: n" c5 L3 h& a0 i
- background-color: #fff;2 m+ y3 f$ A* i7 H
- border-radius: 4px;- i s4 ?0 i+ p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 g! i |; J/ q7 h4 J
- padding: 1em; |2 o: U" u: a2 E: ~7 G: |' m
- border: 1px solid #eee;' u* v: {" L) ~
- display: block;" {, A7 z' V' f- D
- max-width: 400px;! U$ ` Z! f3 r5 m m: o' a
- margin: 0 auto;0 y6 ^& w9 a6 m9 I0 e0 C
- text-align: center;: M" p7 F6 |5 N" H. Q7 a8 P0 }+ C8 x
- }" h- S# c e$ v8 l( R, ?
- ul,
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- list-style: none;" Z9 G% |$ K- {, q) p
- -webkit-padding-start: 0;3 O7 t9 M" D3 E9 r- c; {
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- a {& K; t3 f2 B( a
- text-decoration: none;5 l. E- T5 V5 V# q0 a. S9 q5 ^
- color: #ED3E44;
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- .nav-item {0 O4 ~# [% U5 q r
- padding: 1em;
- ?* o' E) U- S9 B; J" t* L+ R - display: inline;
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2 S! ~& `8 p7 t+ ^ - .nav-item-dropdown {
& M9 p# y r3 p7 z3 O - position: relative;
# l- A A$ j% Q5 b - }
N0 V6 V0 g! R' U( x! }) I, t - .nav-item-dropdown:hover > .dropdown-menu {) @8 [ s" e2 y s0 r& D
- display: block;
) `$ Z. p: I- w" M$ D$ d - opacity: 1;
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- .dropdown-trigger {' \! v6 H6 w0 p( p3 O
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ a5 K! L- S! X, i# g: L% [
- display: block;
8 Y K8 G" m6 X; o. l - opacity: 1;, c; }. W4 j6 U# t3 v- P1 J1 A
- }
3 W& \- o% a, N1 H1 A: s) D1 m - .dropdown-trigger::after {+ ~! Q- x1 k1 y6 q6 u, B
- content: "›";; \3 b$ ]% ?- S! t! @* Z
- position: absolute;# a; \3 u1 y4 p4 Y2 F! R; n
- color: #ED3E44;
: Q# c' g; P& M8 ] - font-size: 24px;; ?2 i2 d$ |' K: J1 ^5 |
- font-weight: bold;
5 c- r- U' C4 [$ z - -webkit-transform: rotate(90deg);0 d- o) `9 d+ ]. o% |& q
- transform: rotate(90deg);
+ ^$ g$ }- c% e8 M) @ - top: -5px;! r9 g9 L$ P) t t b0 f
- right: -15px; m) _, S5 ~0 ]+ O
- }
6 m3 ?) l h7 O/ A8 W" U - .dropdown-menu {
# m/ @& Q5 O, p8 g0 ` - background-color: #ED3E44;6 w! L+ `, z0 Q# q
- display: inline-block;& ]1 F: \4 N3 g; X! L
- text-align: right;" ^: q% }2 v0 S5 M9 W- y
- position: absolute;% B$ e! g7 [$ l6 j& @# y; n: N. [
- top: 2.5rem; ?7 o# w8 Y& I9 a& W- |/ @. p9 e0 R
- right: -10px;" H& _; n. z+ i$ q- t5 E' [
- display: none;
/ J) x% W- [- ~7 l/ i- C - opacity: 0;
; e% ^, {" ^& q3 B% L* K - -webkit-transition: opacity 0.5s ease;
4 }$ S( Q) j& q8 |# k9 N - transition: opacity 0.5s ease;
' ]$ T5 ~6 Y) l8 @+ ~; d - width: 160px;' k; l ?9 G) ]4 C
- }6 e& t2 u5 f5 x! j+ i
- .dropdown-menu a {
! z! F& P: W i) f6 a$ W/ z - color: #fff;/ `( |. f) g/ W5 x% m
- }4 z+ i2 T1 h$ ]" a# K! P
- .dropdown-menu-item {
5 T: ? R( S$ s( r1 Z4 R. u9 w) x - cursor: pointer;* y; x' e& N6 ~/ U4 |
- padding: 1em;. H6 p; ]6 b3 }! X7 l. z2 }
- text-align: center;
$ z" R7 z. u3 I& y: r* p% m9 K; K - }
, T% I0 z0 i" p. R. A - .dropdown-menu-item:hover {# ~; j3 ] W1 n9 n: Y
- background-color: #eb272d;1 }& k9 Z% a: r! _- M2 M0 f
- }
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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">' [6 y! u$ r: d. \
- <!-- Checkbox toggle -->: J! S) W$ }' Z8 N% |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ m7 k1 e, k* W: }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 b4 `+ l+ v9 i- w
- <!-- Content to toggle from www.mfbuluo.com-->
2 j: E2 s# Z4 T" O# {5 e - <div role="toggle" class="toggle-content">
# J- R2 w) V5 N5 h" a - BA-NA-NA-NA!
5 b" ]4 B/ h5 c4 H7 z - </div>
: I; v7 v: ]. x! x7 E8 X - </div>
复制代码CSS代码内容如下: - .toggle {: v3 \8 }" j" L
- margin: 0 auto;4 A! f5 D. ^" A3 C! ~& i
- max-width: 400px;
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- .toggle-label {. {* @$ T" I' m% P* r, |) t
- font-size: 16px;
* S2 V! d9 ^/ x - background: #fff;
1 b4 k7 ]" |2 f& G4 @, D8 t$ { - padding: 1em;5 I1 A; G$ F! L2 L
- cursor: pointer;' A$ l7 m- C/ O1 e! @
- display: block;
0 ]# l$ }: m" Y - margin: 0 auto 1em;
, [6 ?# T1 ]: P0 D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ Q* q% c3 ? d - border-radius: 4px;
% T2 f. O* o% L7 H. i( F - } h. Y$ P8 ?8 x; c; m2 B
- .toggle-label:after {
7 L) o& c4 n' J0 y+ E - color: #ED3E44;$ C9 H7 `4 V& ~, m o( N
- content: "+";- [5 s5 D( v' l
- float: right;9 _0 n0 k# a" Y5 x
- font-weight: bold;' n0 ]. R3 b1 a# c, [- o
- }
' s" |9 L% f4 q' d- b6 }, m - .toggle-content {6 X& x+ ?& X, R! n+ U8 W
- color: #B0B3C2;
7 Y l; [* O# Y# Y% P7 Y/ o - font-family: monospace;
+ s5 @0 O: G9 N% ]% i - font-size: 16px;8 k, }- B, Q, d: J5 L( J
- margin-bottom: 1.5em;
& D' I& p" @8 q - padding: 1em;) `3 S+ a, r7 L% J
- }
! c8 M4 R y4 F3 t; q - .toggle-input {' o5 J% ]0 L" u6 t4 B: _
- display: none;- H! y8 J9 j) b! L% Z7 [ O
- }
9 L) U6 K7 C9 t2 C+ A4 j5 d - .toggle-input:not(checked) ~ .toggle-content {: d4 @, D6 n8 B0 s- n
- display: none;
8 L9 K- g' U: \. Z, U) Y9 n - }
: M! y `- @9 b6 u - .toggle-input:checked ~ .toggle-content {
3 h, ] ~( M0 w* z - display: block;
3 @. K/ n0 v3 c) _ - }
% Z6 Y- l! f$ F3 s4 n - .toggle-input:checked ~ .toggle-label:after {
: R) I6 w' L6 M - content: "-";
\ ?! A2 P! h! M y - }
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