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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!">3 T- G: o0 X3 h* e4 m
- Label for your tooltip x M1 I+ i/ Z+ j; z
- </span>
复制代码CSS代码: - .tooltip-toggle {
& N8 b' g% s; w' @% c% t w8 b - cursor: pointer;
' G5 F' \- k7 g" o: F" k4 z - position: relative;1 [& C9 K8 f( ^' Z; M+ ~
- }
5 Q3 |3 X% v* k2 w1 c+ M - .tooltip-toggle svg {5 Y' k" L' o$ l% u# V( ~
- height: 18px;' l1 E- b$ X+ g5 j' ~8 t) M
- width: 18px;* }3 {6 a# B* i3 |
- padding-right: 0.5rem;3 V; U, w( ^: S" u; {
- }
9 [6 t# X2 y0 f' B/ K - .tooltip-toggle::before {3 s% g6 o2 S% h1 P$ ~5 B
- position: absolute;) n3 o7 X0 x9 v
- top: -80px;
5 \3 e. E9 c* ^$ o - left: -80px;
/ v+ ?- @4 q" y& ]" \. T+ |* F# ^ - background-color: #2B222A;
* h4 h7 w0 r+ x3 V+ j - border-radius: 5px;6 S! p- f3 ~4 H4 K1 b4 L: y+ ^" \
- color: #fff;
8 e; h Y; P8 ~, k - content: attr(data-tooltip);
" o4 J5 c. \" J: n2 _6 N# o - padding: 1rem;2 {9 E9 s# [" t- x- v/ A, i9 T
- text-transform: none;) |0 [( r: k0 z1 u2 r; s$ [
- -webkit-transition: all 0.5s ease;) W9 k" f4 |9 d1 O+ k. u7 t
- transition: all 0.5s ease;0 P1 ~/ W2 \" L# S, E
- width: 160px;( ?8 ?4 \2 s8 T; o! Q
- }( q; O0 c5 W2 J- _+ `. E( W
- .tooltip-toggle::after {
1 h# r" D9 z: P6 S - position: absolute;
1 K1 {2 D7 V6 Q/ |9 l - top: -12px;
% K4 `) [& v/ W3 V: y5 m - left: 9px;
) i1 y9 d' ` f, [5 K4 c - border-left: 5px solid transparent;
% v! R7 E2 D# _4 C# r - border-right: 5px solid transparent;
% Q; i) u0 b: M' n - border-top: 5px solid #2B222A;
: N4 y& A6 C3 A, d0 L4 T) S: H - content: " ";
* ^! Q4 O2 ], M - font-size: 0;' Q1 b+ O, s3 S. O* g8 @
- line-height: 0;( U4 U4 O5 m: |5 M% D( @# k K
- margin-left: -5px;, D" c" _7 M9 U4 w# P G
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {+ q0 _, V* M% i/ U: F; k3 S
- color: #efefef;' l( V0 n7 |2 Z/ q
- font-family: monospace;" l, q) s+ K% M" P1 x K
- font-size: 16px;
% Q) R! y7 u8 p) x+ K - opacity: 0;
+ z& i p$ z8 u7 P - pointer-events: none;
( O2 ^7 a( t9 r0 H8 x; V9 N+ ` - text-align: center;' X; t4 v3 r4 j4 ^# N
- }2 M$ D7 ^: i0 D4 u
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 D; r, {6 o0 g G$ |! H& o - opacity: 1;7 L6 E' W1 ^! p/ v
- -webkit-transition: all 0.75s ease;) D. _: }: s/ z7 t! e3 r
- transition: all 0.75s ease;
/ `! v- T! Y. k/ |3 c. t - }
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">
8 E n8 J5 u' ?+ s9 u3 ` - <ul class="nav-items">
" W$ o! Z# c( ?- Y - <!-- Navigation --> p& k1 Y5 S T' {3 [
- <li class="nav-item"><a href="#">Home</a></li>& w2 h9 j* w4 K
- <li class="nav-item"><a href="#">About</a></li>. Q, c3 {4 w5 M+ s. C2 B( r/ G
- <li class="nav-item"><a href="#">Contact</a></li>
' |* {/ K: c" P - <!-- Dropdown menu -->
! s3 b# Q! `4 v, y# B - <li class="nav-item nav-item-dropdown">
9 l! p9 t4 u/ y& K% N - <a class="dropdown-trigger" href="#">Settings</a>' Q# @6 v* `. ~+ u4 @! L8 b7 B+ K
- <ul class="dropdown-menu">
8 z) [* x: E) U* r3 I0 o9 Z5 c5 q6 M - <li class="dropdown-menu-item">2 [- D0 G% ~% Y
- <a href="#">Dropdown Item 1</a>
! R! t" J H) [4 N/ O! p3 B - </li>
) V# B$ B6 P# ?1 H9 t* ~6 Z - <li class="dropdown-menu-item">
$ F/ l$ d1 _- l2 Z& f - <a href="#">Dropdown Item 2</a>
( k8 r3 ]: U+ N4 r. h3 M - </li>+ l. f1 F3 t7 ^, ~
- <li class="dropdown-menu-item">
# b+ }$ s0 s# Y2 u1 W; \' s - <a href="#">Dropdown Item 3</a>5 S8 w2 `- N9 }# t6 f# q
- </li>
% \. b9 C2 m! M" E) E% a - </ul>
3 O2 ]2 S3 j Q0 p+ g8 D - </li>+ W) y8 L! r' l0 u9 x
- </ul>
) r" F9 k. j0 L* N2 n( z - </div>
复制代码对应的CSS代码如下: - .nav-container {' h3 L. L& H7 {2 |1 w$ d4 h$ e
- background-color: #fff;
; d* {3 ~! A4 L( `2 i - border-radius: 4px;) \6 I$ [/ |" N3 P1 H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! j1 }6 t0 r+ [* e - padding: 1em;# L- x2 b$ L& T) R
- border: 1px solid #eee; x; n1 L" S% A: p
- display: block;/ J3 y2 x: ?. S
- max-width: 400px;
% i4 W$ r4 o) Y - margin: 0 auto;
$ L3 o+ R$ ^$ { - text-align: center;
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- ul, T1 U0 h* m7 j# c" E( `3 K
- li {2 [! o1 V$ ?6 y9 E: _4 v# T, ]
- list-style: none;! C3 `* e5 a5 |9 ^
- -webkit-padding-start: 0;
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- a {
$ b, _2 @8 M0 c( { - text-decoration: none;; e( l+ {% N) U( v! T0 `! m* t
- color: #ED3E44;
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- .nav-item {
% J5 b* V4 k$ A' O; g+ r3 [" N3 C - padding: 1em;4 }' |1 w& {- C6 E
- display: inline;
2 E! H/ ^. v$ W- Q+ j# u( u8 c - }
A* q9 D) o5 d7 E* v( f, i: K - .nav-item-dropdown {
( K! ^; R3 B( P1 R* Z D$ K: N7 [ - position: relative;* v! l# }3 i1 d# o( I+ \- R+ v' Q
- }! i3 D5 Q0 N1 y! P
- .nav-item-dropdown:hover > .dropdown-menu {5 x! O4 V! m2 t9 A
- display: block;. t& H' ~. q8 B9 B q3 M7 u1 E+ ]
- opacity: 1;% v R# l( c d" f+ M
- }
3 x6 K( m& u" l, P& s/ } - .dropdown-trigger {& h5 p9 n- T1 _% A% Q
- position: relative;; s; o0 d' c. R! @# [! P! J. M
- }
9 N$ n1 x+ p! ^" d: n" U3 K* s; k - .dropdown-trigger:focus + .dropdown-menu {
. m1 k. b% g; z* ], q: x - display: block;
! i$ H! \" w# a' c: Q - opacity: 1;
1 L+ y, X1 X) J1 M3 b( j - }
. W( [; A. |% |: ?! B& s - .dropdown-trigger::after {/ |1 y6 c9 X5 e6 l; D- Z
- content: "›";
b" q: C) Y. \ - position: absolute;! |: n. {6 d! @: r* ?+ Q
- color: #ED3E44;
5 q3 N4 ~, R: S2 a7 `) f7 M - font-size: 24px;
% ~' d8 k. F* R6 P - font-weight: bold;
# d: a; J/ V: h! F D - -webkit-transform: rotate(90deg);9 `) h; N) \4 S/ I" [5 J
- transform: rotate(90deg);) y e6 A9 d& v: t' E) D, F
- top: -5px;% X* i3 M" X0 \0 s% M M
- right: -15px;
' h- `7 r( }5 v& y) V( f - }
, z/ k8 N0 E8 H2 w9 ~ - .dropdown-menu {
' l0 F/ i' w7 O4 S6 G2 I" v1 w' i - background-color: #ED3E44;) `2 E) v6 F0 M2 P' S
- display: inline-block;/ c* ^8 `1 w9 |
- text-align: right; w) P2 \4 b& {8 X: R; `
- position: absolute;
0 o& x) A$ `" k* c - top: 2.5rem;
) [( R4 k. @% f0 {( |9 x- V - right: -10px;3 v: v2 a4 _2 a, t1 U8 j
- display: none;
# _2 g; j2 ^' B1 g3 X- d - opacity: 0;
' O4 Z+ I# O& H5 Q9 X0 } - -webkit-transition: opacity 0.5s ease;
" ^ v% f2 z. m3 }/ H! }* D - transition: opacity 0.5s ease;
. K+ Q3 l0 a$ g0 @% p - width: 160px;8 Y. \1 b# y* T! |: B5 Q( t
- }
( a& d9 i) V$ |& l0 D) S, u" D - .dropdown-menu a {
. [% ^0 w- ~0 t: a0 H - color: #fff;, V Z& ?6 N& c# B
- }
; ?& _+ Y8 B5 L0 ?$ U8 u - .dropdown-menu-item {- h. O- e8 E9 f5 z- H r2 ]
- cursor: pointer;' u6 l" s0 j3 A% t. F) R: _
- padding: 1em;$ H. Y3 F `( V7 g
- text-align: center;
; f L E2 u" v - }
; X( X8 D* O9 ]' H - .dropdown-menu-item:hover {
Q9 W7 ?/ l* S# J - background-color: #eb272d;( W6 a. ^ Q/ D2 @( b3 }( O5 H
- }
复制代码 ; i4 \# x& x9 _2 X/ ]' x
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 J0 e. \% I# e- j7 S: A
- <!-- Checkbox toggle -->; M& H- U9 K9 A i
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 S5 ~& H) A, \0 X8 y% x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 M' r" S& L4 _ W3 z
- <!-- Content to toggle from www.mfbuluo.com-->
K# @( n& x/ r6 w0 c. r% g# F - <div role="toggle" class="toggle-content">
- S f" d, q, F' u" A* A1 t1 j$ }0 f8 q - BA-NA-NA-NA!7 X7 Q3 r1 T' L# \) i! ]- x/ ^9 `1 F
- </div>3 t5 J; r* z; V7 b8 S
- </div>
复制代码CSS代码内容如下: - .toggle {- [- H) z7 F% X) `3 Y
- margin: 0 auto;
9 Y) y3 e7 |: D4 O - max-width: 400px;
& T" J: L" g# e3 ~5 U7 w* \# ?# D - }+ a p! G7 e m s, X
- .toggle-label {; B; p+ Y" l7 i0 L
- font-size: 16px;/ }4 ?9 h7 t+ a, h) Z8 G4 N6 S
- background: #fff;: `* l. E' q3 K$ ~8 j: ~
- padding: 1em;$ T2 X. Q4 U8 |1 A o( r
- cursor: pointer;% i/ s: d( Y, {1 I+ C% ]! J
- display: block;
& u) Q6 y# d- A - margin: 0 auto 1em;0 j& S& k" f" n; ^- w7 F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 o B$ j1 ^ m( y, a* G. } g
- border-radius: 4px;: Z. a* C/ o# l0 U& q6 c: \
- }6 k9 ?; V$ ^3 _& Q- ^" ~
- .toggle-label:after {
" B2 [# |& [/ L& P - color: #ED3E44;/ z2 B" c9 d; W3 r& Q' Y
- content: "+";$ \- f8 o% J$ G- B
- float: right;
3 u8 H0 ?7 G# E0 Y) m/ e - font-weight: bold;0 p; T( A! ?9 ?9 i$ F+ _
- }
5 R ~) x J( j! D5 o7 \3 T - .toggle-content {
+ Q* k0 W& Z- B& q* E - color: #B0B3C2;
; T7 \4 o+ C: h7 R - font-family: monospace; [) T/ Q9 d5 Q: f
- font-size: 16px;; _5 W& `; i! E! I* |
- margin-bottom: 1.5em;
3 x B' g/ g: p* b! r; B" T - padding: 1em;+ t' H) U+ S0 A3 q/ n
- }7 [& e) ]4 I" L6 }: L
- .toggle-input {4 [ A, \0 P$ U, o" Q6 l! W2 Q, ^: e
- display: none;! f9 K: q* N( ^2 n( d
- }
4 b8 q6 `' G: O# @8 b8 r$ A* @# W2 D - .toggle-input:not(checked) ~ .toggle-content {9 Z/ P+ R& T1 n/ x0 \' @
- display: none;
7 k( x4 d& n4 N# j* h; E5 t - }4 [6 ?' t% k! P# q3 l
- .toggle-input:checked ~ .toggle-content {
- Z7 |& N0 P; {+ Q2 K" ^8 ?; n - display: block;/ K' F1 m5 U. C& ^* m
- }/ J# i: M2 w5 I O# w" k: j
- .toggle-input:checked ~ .toggle-label:after {+ x' u x. g7 X7 U R& H3 N v8 l: T8 d
- content: "-";' @1 |1 {7 F. r, t' v/ `
- }
复制代码 0 f6 d. a. I# Z/ L1 y2 ~0 q( H3 R
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