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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!">
2 j1 B, R. X- @& W6 J% _ - Label for your tooltip
% h0 w0 V( r- e2 ~# `3 i- Y3 X" b - </span>
复制代码CSS代码: - .tooltip-toggle {
# n$ \: N0 f" n8 G - cursor: pointer;) a* a- ?' C3 u/ A+ Z; w( \: l
- position: relative;
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- .tooltip-toggle svg {
0 Q* o% N2 I3 N5 p - height: 18px;
1 ^% Y5 t" e% r2 s& h - width: 18px;& T6 q5 y3 S( d k+ l6 A
- padding-right: 0.5rem;+ {1 B+ k; R( E+ \8 m- g4 m4 }
- }
& {+ @0 p1 b- C' I - .tooltip-toggle::before {9 k" ]$ G0 V* Z2 Q/ W' u% b
- position: absolute;
4 p) P; j- n2 X7 L - top: -80px;
8 Z- H7 ~! }' f- p( X0 W - left: -80px;
+ M% Q4 j$ x4 W3 g6 Y A - background-color: #2B222A;- x+ T9 X2 q c1 L7 [- _( N
- border-radius: 5px;
+ o; ]6 T) I m - color: #fff;
. v& l0 T5 L' h7 S' Y, i7 q - content: attr(data-tooltip);6 V- Z, B7 @9 x8 t
- padding: 1rem;
7 G' E; M. h0 _( X' F7 @* p - text-transform: none;
1 }- o+ Z0 q. S8 X6 \* V - -webkit-transition: all 0.5s ease;
% L, z0 m" k9 ~8 y; v - transition: all 0.5s ease;$ R3 ^0 R* c( C7 w* `8 p. [
- width: 160px;2 O0 M$ L* \) S6 e! w; H3 G
- }: U e6 A6 p) [
- .tooltip-toggle::after {
! X; j4 ? B) |- b @# [6 r- \ - position: absolute;
) {% ~ C' a) I8 w1 D! M \& j9 W& d - top: -12px;
; x5 e, n3 r1 S, t4 \# V& W - left: 9px;! s- v" E2 C& g5 I
- border-left: 5px solid transparent;
3 z7 i3 {% c f0 k5 { - border-right: 5px solid transparent;
' @7 S* i/ s/ g. f3 B - border-top: 5px solid #2B222A;
7 R5 R& y/ F4 l% s - content: " ";8 ]/ d+ {, S1 k6 a" `) @* I
- font-size: 0;+ @4 q5 B9 G$ x$ A
- line-height: 0;/ x7 g+ \) @( s
- margin-left: -5px;
. T3 s% a7 ~; k" O. p$ ~. j - width: 0;& i6 H/ b1 ^# _) \
- }
3 X9 I' V T7 d2 z: { - .tooltip-toggle::before, .tooltip-toggle::after {2 n: P# M/ Z- d9 g
- color: #efefef;
$ f6 n; u' o7 e& R! I# C* g/ p - font-family: monospace;/ t3 L* W5 @& ~' Y, F
- font-size: 16px;
0 H+ q5 D" f0 g! |( s% I' X - opacity: 0;0 [' ]# l! n T1 K
- pointer-events: none;
7 x: W) y$ J7 Q1 b - text-align: center;
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/ K4 d- v' W8 h% `; Q% A - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' p8 f7 F8 b. s/ K$ L
- opacity: 1;" T. i; m4 Q; J9 w
- -webkit-transition: all 0.75s ease;
( S, l& E! z& c. | W3 X& D - transition: all 0.75s ease;
, \9 y; t* c" u2 \) J9 O - }
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">
3 @' V4 B* I* V6 I% c - <ul class="nav-items">8 Z3 p2 d W' f. y4 q
- <!-- Navigation -->
v7 [# o- F" i5 N2 ~ - <li class="nav-item"><a href="#">Home</a></li># `4 T" M$ F* U$ {, b( P1 g
- <li class="nav-item"><a href="#">About</a></li>2 C9 x! A* A3 a, c1 w' }
- <li class="nav-item"><a href="#">Contact</a></li>, h7 @) V C+ m: n b; _4 V8 f" v; _
- <!-- Dropdown menu -->% ~2 M, m/ a6 v! N, j% M
- <li class="nav-item nav-item-dropdown">
% e' M2 Y, j% X3 K. ? - <a class="dropdown-trigger" href="#">Settings</a>, \1 y; r9 P) s- n- Y+ p% K" @1 D
- <ul class="dropdown-menu">; K$ \; ?: p0 v( G! @
- <li class="dropdown-menu-item">
6 h/ J/ N) {$ J8 g9 ] - <a href="#">Dropdown Item 1</a>
9 O7 U# x' o# j5 u1 w! @# Q - </li>
* B4 J3 Q+ f/ B - <li class="dropdown-menu-item">
5 E0 R" m% C d& J5 B - <a href="#">Dropdown Item 2</a>
9 `0 q1 b# ]: x, | - </li>; \2 o. P' j, l2 c0 L
- <li class="dropdown-menu-item">0 @6 j% O0 P6 R6 \! b3 |4 U
- <a href="#">Dropdown Item 3</a>
8 q; J# n! P9 k3 ` - </li>
4 i$ `* F( o, `9 ]' [1 H - </ul>
: r3 a# V5 G! |3 }' W - </li>& A! i4 N; Z# `
- </ul>
: b8 F: c. Q$ H9 ? - </div>
复制代码对应的CSS代码如下: - .nav-container {
6 H8 P' r: Y! x - background-color: #fff;9 `8 Q4 ]/ m# T
- border-radius: 4px;
0 Y3 B3 r! K9 f6 S9 v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( A- m, D s3 U7 B' c9 ]* @ - padding: 1em;
1 X) c6 Z9 ?6 U; X9 ^: K - border: 1px solid #eee;
" |1 c/ e& ^1 U1 c! {7 u - display: block;/ ^/ i: _1 b. j+ z3 x# [
- max-width: 400px;: x5 X ?1 ?9 N
- margin: 0 auto; R5 C) M$ G/ L, e$ h
- text-align: center;, C/ ~0 @; A( E
- }
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- list-style: none;
. A9 X6 z8 h5 l- v - -webkit-padding-start: 0;
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- a {
6 G: o! r8 ~& x8 C1 t. V% g! W, H! f - text-decoration: none;* m# ^5 [0 X4 f d4 r% h
- color: #ED3E44;( G$ s; a! g e6 Q: k
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- .nav-item {
' ^$ X: Z8 U8 [5 m* Y$ R" D- ? - padding: 1em;7 D7 \6 [& V6 E4 e# q, }
- display: inline;
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- .nav-item-dropdown {
- C# \3 s! B: N9 ]* U T4 K - position: relative;
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0 S2 E; C$ M r# y3 z1 {% z - .nav-item-dropdown:hover > .dropdown-menu {$ n8 n: c9 v: }% _6 j
- display: block;
* t h- d3 Y3 D, [* l' a - opacity: 1;3 a6 \9 i$ l1 `3 C& C) V: b; ?. n. B
- }6 j$ c: a5 b% k% L" e
- .dropdown-trigger { u6 C9 T, z+ T6 Z. s: G
- position: relative;5 Y7 k0 O0 }$ n
- }
* x t% {6 r* O$ l3 e# ~ - .dropdown-trigger:focus + .dropdown-menu {
, o# J7 @ F6 m9 o; { b# N' z - display: block;
1 v* q2 u% R) u2 q: ]0 G - opacity: 1;
0 b ]& q4 V4 z7 v. Y - }
$ M& }0 f9 W2 l( A - .dropdown-trigger::after {6 `5 T$ G: o) k9 @
- content: "›";
6 @# y. I+ Q, a - position: absolute;
) k, a& f9 h6 U1 F' L8 Y- a! T - color: #ED3E44;/ h/ y. d. N1 P4 q
- font-size: 24px;
7 X1 T& D% ~- m6 C. X/ d" u3 @ - font-weight: bold;. Y4 A8 J, X6 l4 z) U0 l2 w
- -webkit-transform: rotate(90deg);
; [+ V8 A- l8 r+ p - transform: rotate(90deg);
( n# }& G5 c w6 t5 C - top: -5px; v) b+ r7 O( h9 {: f0 u) ^
- right: -15px;
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- .dropdown-menu {( A7 a/ V% }2 {2 _6 p
- background-color: #ED3E44;
9 I8 h- m+ Q& b2 q - display: inline-block;
. U/ w- H! B Z0 k9 k3 S, F - text-align: right;
% v" a7 O, o5 o3 V0 s! z - position: absolute;8 f& f% W0 B$ P
- top: 2.5rem;# @3 q) [/ f! i7 B
- right: -10px;
( r0 T- A- d5 @; [7 B5 D/ D - display: none;1 P; E7 }# A. p% X
- opacity: 0;
7 d: d3 t; C" A& F1 t( R - -webkit-transition: opacity 0.5s ease;
/ p0 f2 S1 L. j0 _7 ]3 J - transition: opacity 0.5s ease;# H( c2 ~) ?3 G
- width: 160px;! G3 ^& R, g2 c% q( @
- }# m& o4 F, ]+ z1 E$ }8 N5 x
- .dropdown-menu a {
5 D7 R0 t: Y; D/ F - color: #fff;' T: e N2 E5 M
- }7 [ b2 p" Q, T, E9 G7 ?, ]
- .dropdown-menu-item {
: s( t4 ?: R2 V& j5 \- Y$ U - cursor: pointer;
$ }! J; y$ C! }' U/ ^ - padding: 1em;
) H9 A" R b. g) n( m) e9 B - text-align: center;
- M& _) h0 d; a- n) c2 W" V: _; Z - }
8 ~# f* h; k& }7 k: } - .dropdown-menu-item:hover {
6 L x2 q3 K- i) L9 L9 P$ I - background-color: #eb272d;/ f' ?7 r% O3 s C0 T7 k" [3 ?
- }
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0 _- K2 q& m( g) \4 d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
2 q f5 o" ?2 t. t5 ^* R8 | - <!-- Checkbox toggle -->% ^5 x& ]/ F( p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* q4 l2 F% s7 M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! g) \- l$ k6 v, N+ B1 h
- <!-- Content to toggle from www.mfbuluo.com-->
5 m4 U _* c: _/ q" `& K) c - <div role="toggle" class="toggle-content">
9 l" s/ t# \+ K* v; ~. p - BA-NA-NA-NA!
9 [5 J; b' Y6 ]! _( P - </div>. b# [5 E! o/ c+ t1 f4 \
- </div>
复制代码CSS代码内容如下: - .toggle {
( v J" s4 w- _ [0 h Z5 b: y - margin: 0 auto;5 @" U1 K2 H( w5 t. e- D& H
- max-width: 400px;6 W2 s2 |; P; R/ z
- }
) s# B! V/ N& l - .toggle-label {
5 i# H7 |: |* Y1 H - font-size: 16px;5 [2 o# D. H5 O( F+ \& ]
- background: #fff;
7 G: B! N" s* s8 R' Y7 m - padding: 1em;& |! I* y/ v' L/ q0 C* ~3 p
- cursor: pointer;
1 f1 E1 |) H! V: f! l - display: block;
+ H9 o+ S7 f( W( G" O% z - margin: 0 auto 1em;" ~. K; R |4 b, J7 S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, Q! A8 G1 i% r7 F p t1 Q - border-radius: 4px;7 e; s3 o4 P5 Y: z' K! S/ t
- }$ ^& C+ S' W; d6 ~+ d3 W3 N a
- .toggle-label:after {9 Z4 U: |4 ?" z) d; H( C' e& U
- color: #ED3E44;- V* Y; ^5 R1 X# \3 F0 A% Q0 i5 W/ x
- content: "+";
3 d' I! O+ ?+ R - float: right;
$ `0 X( A2 j7 } - font-weight: bold;9 e8 M$ f/ D" j: e4 @
- }/ b0 G) c9 K# ~2 `/ A6 Y/ d( J
- .toggle-content {
& N+ `$ j' r+ Z2 }4 L9 X) l - color: #B0B3C2;8 [) l8 R" b# _( A( i# X3 W
- font-family: monospace;! N5 T; w' i7 J5 e) o% q
- font-size: 16px;+ z. w7 W5 M+ R' r
- margin-bottom: 1.5em;3 g3 o3 }3 u3 E7 g
- padding: 1em;, o) q( |5 N( |6 \
- }1 y& H+ w% m3 Z4 E7 e
- .toggle-input {6 \8 O# x' Y1 T; J5 D. Z( N% K0 B+ t
- display: none;
! F" Y T" Q+ m! P' A6 B2 j- J& e - }
. P0 A J4 ^* V8 l - .toggle-input:not(checked) ~ .toggle-content {
/ T' R8 h, h1 ]/ S) a. x9 q - display: none;0 j8 m, }, t8 S2 S5 n
- }0 r, C! Q$ R5 W$ F3 k# |- ^3 R
- .toggle-input:checked ~ .toggle-content {
0 V+ ]% g, e$ @& e6 w0 Y. j# O - display: block;" }2 l+ u* B. ]+ J6 k
- }
& A# ~( [9 U$ h+ } - .toggle-input:checked ~ .toggle-label:after {
0 f/ c6 {" F) g' U - content: "-";% \ O, Y r- G9 h) I( I4 q: n
- }
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