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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!">- u7 L0 t9 @7 T% t
- Label for your tooltip$ c9 `3 i3 ]& q" e' D. a0 @0 m* D
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 ~2 c: w' `& ]- v' P4 L - cursor: pointer;
; h" d* T/ d4 M: H6 f- Y" j+ Q; d - position: relative;4 |7 F! r6 n( I8 ?; D6 A
- }: c0 k1 T3 T8 X# i3 d$ J! ?! N
- .tooltip-toggle svg {, Q) q2 N1 ~5 v) w
- height: 18px;
) k, \; l: ^* L/ `; p' I - width: 18px;/ G* G4 m9 J% k- B
- padding-right: 0.5rem;1 }$ b. u* r, L& v
- }
4 o @1 k$ l, p- E - .tooltip-toggle::before {; L: b4 q% ^5 |* j/ z5 g7 z$ Z* ^
- position: absolute;
9 [) y3 B1 L. \4 e7 A6 D - top: -80px;) D% o0 |& ]+ F6 Z! [3 Q; @7 v: Z
- left: -80px;
+ _% X b6 I9 S* q Y. B' y8 t& X - background-color: #2B222A;
9 I7 T! R) K6 h( D; j9 Q - border-radius: 5px;* \7 O8 `& ]' O9 ^7 h! k
- color: #fff;( o2 j2 G* U* ~4 N& X& w6 V0 W9 o
- content: attr(data-tooltip);8 v2 w6 c1 c- G& z$ p3 a5 I
- padding: 1rem;
+ e) Y$ ?% H9 i( ~ - text-transform: none;
# H9 g9 z; @3 r! i0 }7 w - -webkit-transition: all 0.5s ease;
4 I. S! ]6 l' C: [2 h x9 ? - transition: all 0.5s ease;" [* Z3 X0 H) b5 d0 |& q
- width: 160px;- l/ x5 y8 M: t/ ~- E
- }
2 ` [8 Z0 K, x# C% c - .tooltip-toggle::after {6 }9 B- m2 V9 V8 L1 G
- position: absolute;
9 D( y; R, A g* o. U - top: -12px;6 G# n3 K0 p( B+ z# I
- left: 9px;0 I9 N# P% E2 F4 T& @: |
- border-left: 5px solid transparent;
; Q5 B6 h0 o: ` | - border-right: 5px solid transparent;
$ A5 j; `3 k6 l3 ~. U g9 S3 H - border-top: 5px solid #2B222A;' |& U& I6 S2 k6 Z3 F0 q
- content: " ";- |& s# i2 Y h5 ^1 J! w
- font-size: 0;, m3 w) |* x- _" ?* [
- line-height: 0;" F+ y5 Z6 e/ m! l
- margin-left: -5px;
* z" `$ ? {- e1 P7 }5 y3 l - width: 0;& @0 v# ?: e! A4 z! o2 s- C) H: D
- }! _; H: l+ s1 D
- .tooltip-toggle::before, .tooltip-toggle::after {! c4 M/ G8 R( j8 T
- color: #efefef;
) I% @7 _: S' k; E3 R3 i' ~ - font-family: monospace;$ w4 p: Q0 E* E9 J. C
- font-size: 16px;' S3 N* m. F: a/ i6 u6 v0 z' ?
- opacity: 0;0 {) O M9 o) M$ {2 o( C) y. C% x
- pointer-events: none;
" J* Y/ `' l/ Q2 V8 W - text-align: center;3 U" N @2 D5 R% u4 n! H+ l" }
- }4 b. v( M6 \5 S% h6 r
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' u+ \$ |9 p. s. Z) t
- opacity: 1;% `9 q5 Y; y* n8 N% o! @" d
- -webkit-transition: all 0.75s ease;
- r& V- ]3 G/ [6 r, x - transition: all 0.75s ease;; M3 a- K3 a% P% Y4 b
- }
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"> B* k9 d3 A: ~
- <ul class="nav-items">$ x& \7 G7 P4 q. a: a5 X
- <!-- Navigation -->
, l) a* ]8 s( H$ V4 E: B1 U9 L+ N1 g' f3 X - <li class="nav-item"><a href="#">Home</a></li>
5 d( g, i6 U6 ~4 R. K$ _ - <li class="nav-item"><a href="#">About</a></li> D/ }! u5 q' ]/ F% Y3 }
- <li class="nav-item"><a href="#">Contact</a></li>4 l) Y5 y3 a$ a) D8 [/ j
- <!-- Dropdown menu -->
: P0 T/ b( W R0 O - <li class="nav-item nav-item-dropdown">* q% @8 c' \4 j, |
- <a class="dropdown-trigger" href="#">Settings</a>& ], Z" G9 |7 c( K7 T6 L
- <ul class="dropdown-menu">: ^$ ], l+ E3 C
- <li class="dropdown-menu-item">' ]& t; {4 Z" _+ d5 S0 u1 B
- <a href="#">Dropdown Item 1</a>
c1 n2 a' P c9 {+ u - </li>6 W3 _) K; q1 t! o( O/ V
- <li class="dropdown-menu-item">+ t6 q) m) I* ~* E7 x# T
- <a href="#">Dropdown Item 2</a>
& y, j/ q8 U% W F* n - </li>6 {2 f" b8 w8 m* n
- <li class="dropdown-menu-item">; o* K* o+ {) Q$ z. Y1 n9 o
- <a href="#">Dropdown Item 3</a>
! O- e7 R" O: M$ [ - </li>
! }+ i: s% x7 Y! M1 a - </ul>( Q' F; C0 ?3 c& R$ r/ B- ]/ ]
- </li>, X5 [9 ?$ f5 Y9 W0 E: ~- _
- </ul>
6 O3 ?& R9 a3 t3 X3 G1 i' m - </div>
复制代码对应的CSS代码如下: - .nav-container {
3 V2 _7 r5 @) R- N/ F - background-color: #fff;
: m) X3 k" r; S$ g8 E - border-radius: 4px;7 X: B9 a. b, z$ J4 @- w9 e! ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ w7 ~- v+ t" N2 _6 x) C6 H - padding: 1em;
. @" q) V( f S2 C$ ~; B - border: 1px solid #eee;5 j5 E) Z% a- Q4 s% ]
- display: block;* F) Z5 @) ~4 I$ z
- max-width: 400px;; t5 l$ P/ a5 q& O2 V! m1 z
- margin: 0 auto;
* K! j* H2 P# K @ - text-align: center;! h+ I$ o5 R5 h1 w* c3 H
- }
2 d2 q+ p$ V/ @. ^4 R: Z - ul,
% B3 t" V4 x9 ] - li {
3 m" Z- z1 `& L5 M/ x9 E8 w - list-style: none;4 E& b, z. T' \5 @% W
- -webkit-padding-start: 0;
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- text-decoration: none;; K* V! B6 c* H) X: S3 [
- color: #ED3E44;$ d9 v; i6 W2 b" i+ _9 g# \; S8 L' T! u
- }$ a X% i8 P. u' Y2 y+ K# I9 e+ n
- .nav-item {1 m4 ]. L, R0 H3 _# b' I' [
- padding: 1em;
8 ^# ^( b+ W# [0 z4 M - display: inline;
3 q3 T B% a* W* e: r - }
2 s ~# k4 b% G" c' [! B; W - .nav-item-dropdown {# V, U0 B* p* G) ^
- position: relative;
* m% j# M' I( [6 `$ b. G - }
3 f: }# _7 G3 b4 N( s- n - .nav-item-dropdown:hover > .dropdown-menu {
+ c f1 D, ~' h& o* E - display: block;$ n- k3 t+ h! o9 g2 o& Q
- opacity: 1;
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- .dropdown-trigger {
0 f$ R! ?- P `" O, J - position: relative;% \$ f9 a* v; s. }. [$ G
- }& _+ q5 G& A/ T( Y, U- V4 ?
- .dropdown-trigger:focus + .dropdown-menu {
+ u) z5 ?4 i, B* o& M' H+ E - display: block;
J. t4 ~, U; h8 y. S) L' a - opacity: 1;- q+ K V% U$ d- ~& f" r( t
- }: U! d0 |; ?4 O L5 C: V
- .dropdown-trigger::after {
/ v$ l# H4 w8 T - content: "›";+ q7 S6 F7 M) U8 f$ A! i+ ~
- position: absolute;% ` R) [! J1 D. g, e5 t
- color: #ED3E44;
) k( a" h" k4 n7 Q3 E1 n/ C - font-size: 24px;) G9 Z4 g6 }% @+ j4 t/ l
- font-weight: bold;
: F0 U: e- l. ]2 f" | j; G - -webkit-transform: rotate(90deg);* ?, W8 H1 O9 E5 P; t( @
- transform: rotate(90deg);( v p8 B' B1 {6 t8 v) J0 h" U5 F
- top: -5px;% X( O) I' ~6 y6 R, I
- right: -15px;. Z# y* g2 R; ~6 s& t! j
- } A, X3 L2 R% ]* m6 g
- .dropdown-menu {4 r: e/ y6 D+ Q% q) s0 M
- background-color: #ED3E44;3 Y5 S( m. U; {# x& ^. B o
- display: inline-block;
4 X h% C6 d9 o! s8 ~ - text-align: right;
9 z+ M5 F% \0 }; m! X - position: absolute;- n' Y: j7 Q" J D( G
- top: 2.5rem;
5 N0 m# ~$ Y7 D/ l - right: -10px;+ M! H5 G2 x4 u# W! J, }) m n
- display: none;9 ?4 F( v: e6 t& g5 y+ X
- opacity: 0;
: H$ c! Z0 b+ d8 u& P' X - -webkit-transition: opacity 0.5s ease;
3 r4 n1 Q m5 B! l5 [ - transition: opacity 0.5s ease;
5 @) M3 x8 K- u - width: 160px;
- D( }$ g* h4 d0 e* V) g0 e - }
1 C: [6 A. [" u8 s - .dropdown-menu a {
0 R9 Z5 p2 B8 h - color: #fff;
* Z4 r4 |- ^4 n+ V2 l; X - } Z) n) u( `% ~+ P( H5 |9 N
- .dropdown-menu-item {
7 w: z' W. w" x& j0 M8 \ - cursor: pointer;
% Q2 G J& @" Z {9 g - padding: 1em;
- l! x( A) O6 x; X* { - text-align: center;
0 S1 M7 }7 c2 z9 ^ - }) j& l" q5 T4 I! D x9 Y7 K
- .dropdown-menu-item:hover {0 E( U5 `- F" o! C
- background-color: #eb272d;5 T$ R! k8 k" B5 n
- }
复制代码 ' D; u$ r0 l7 ]
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 n: l* Y/ v. f - <!-- Checkbox toggle --># P! O4 k3 ?! T8 t0 }: P0 C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 y4 B0 n H9 ^7 W9 V1 T# | - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- F p2 h+ m7 w! Y
- <!-- Content to toggle from www.mfbuluo.com-->9 K4 F: ]- P6 a- G3 ], G; T8 X2 K
- <div role="toggle" class="toggle-content">
" n6 E8 `0 J0 e' d% R - BA-NA-NA-NA!, i% h& d) i' h0 E2 P4 }3 y& ^# R
- </div>' X( E. _) e9 A
- </div>
复制代码CSS代码内容如下: - .toggle {
5 z' |! q! n- B3 B. M0 a1 q; X - margin: 0 auto;
& Y; P: k! C9 c/ e! E0 k# s - max-width: 400px;/ N5 Z, m9 a# H) M# M
- }, P* r: E' R2 b+ h0 I
- .toggle-label {
4 ^+ E4 l5 G/ v1 [4 { - font-size: 16px;! V* z1 _# m x, b8 k* v3 M
- background: #fff;) S3 S q& f! p; ?
- padding: 1em;6 l- e. d. ^+ q7 N, H+ J& H& E J
- cursor: pointer; u. T F$ U6 c5 A7 O* p
- display: block;
1 }9 x1 s* i; o6 a - margin: 0 auto 1em;
! P; @' u: Z- {& A/ b$ K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ t" n4 d4 Z! x1 x$ ^
- border-radius: 4px;, H- Z/ x8 e% y& e
- }
* S: m8 [ ]% z - .toggle-label:after {; m& R) B# W4 Y( |
- color: #ED3E44;
+ j2 A8 t- i/ @* R9 |! T - content: "+";' @# c9 W4 \: D5 c2 o5 R& w
- float: right;
7 l* f* B6 q1 ]5 e# G, A - font-weight: bold;
; p9 Y9 f- I$ J, M8 X" | - }
6 |; x) `4 b5 t - .toggle-content {) s) h* F+ `/ X& g: E2 C7 M
- color: #B0B3C2;$ z7 G8 V! O9 d8 N% g$ J( A
- font-family: monospace;+ ?7 m+ @7 w8 k0 t
- font-size: 16px;
5 Z) r5 S; n" C: g3 u - margin-bottom: 1.5em;
' p6 c# X. `7 l( o - padding: 1em;0 J+ i0 ~6 X6 e( _8 b
- }3 \6 g- u0 t6 j8 W6 k5 m& B1 Y; ^
- .toggle-input {, @' r2 K+ u+ ^* R% M
- display: none;: ~" C4 t# |7 q9 p2 u
- }, G( ?* |) e( {2 G* S }
- .toggle-input:not(checked) ~ .toggle-content {' y6 R; D E) f5 K# Y
- display: none;$ m2 j. P" }2 p- c/ h9 w- Z
- }9 |1 t5 M6 f* l7 T& L- n
- .toggle-input:checked ~ .toggle-content {
& c2 K# Y( E; N - display: block;" i G, R. `3 y+ p* `* z
- }
$ \! K" m, L* v1 E1 _. [6 Q( d - .toggle-input:checked ~ .toggle-label:after {7 _/ C& ~% P& @# a
- content: "-";
/ A; x8 B4 P. v% m2 p* S - }
复制代码
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