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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!">, p1 P& ]( N( Y" ~, I8 H: ~
- Label for your tooltip
) a7 D6 G* c* z$ _" z& p - </span>
复制代码CSS代码: - .tooltip-toggle {
$ @( A" ~9 ?) c" u9 \+ R* F - cursor: pointer;* _; F+ t4 u4 X' C% M, }3 h+ E1 }
- position: relative;8 W; v7 ^" M. L" Q: ~, `! r' X
- }5 O# R8 H5 v. P; w+ R( ~' C
- .tooltip-toggle svg {" ^' a6 Y [0 G
- height: 18px;
- c4 V% ^+ C5 O% f7 f* ^; s - width: 18px;" [" O% r# g: J! e4 `; j: E
- padding-right: 0.5rem;) y' M( _3 u* A# J% |
- } l9 G) f7 m7 B r4 Z5 S4 L
- .tooltip-toggle::before {+ [4 {1 q. y E y1 S
- position: absolute;
. w- k. J x! {7 {; P: ^2 d - top: -80px; G% |% k+ g$ ]1 d* W
- left: -80px;
~$ R+ j2 }6 R" c - background-color: #2B222A;
# N/ g4 k0 S; r6 C. Z - border-radius: 5px;6 d( y1 P V( J' V R. D* J
- color: #fff;( J% N( v& j4 A! Z; a+ v# W' [
- content: attr(data-tooltip);
[9 ^* Z0 {2 b7 r8 ? d - padding: 1rem;
1 j/ C" t" g" L* r9 F2 a* C - text-transform: none;
! _" L* k7 P+ D& S6 E' ^ - -webkit-transition: all 0.5s ease;: ^" x: g4 D' _# r+ I: [* s
- transition: all 0.5s ease;4 `2 Z6 X+ |) {
- width: 160px;
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- .tooltip-toggle::after {! s' `0 t9 e2 e; _
- position: absolute;
$ x3 @# C7 v8 R0 y9 G. j5 B: N" g - top: -12px;1 T7 _" X0 C* U# a" s& g
- left: 9px;
5 z' V+ _2 Y7 v! `$ x! L - border-left: 5px solid transparent;
* R! E( N! X+ ^: y - border-right: 5px solid transparent;8 c6 _1 h( g t4 {" V* y* L
- border-top: 5px solid #2B222A;/ w6 C' b3 q9 q( v
- content: " ";$ k1 }$ R4 J- J$ ?6 j# W: \
- font-size: 0;6 q) I9 W; F) p7 B- }
- line-height: 0;
+ Y8 s" @4 _5 s. M+ W - margin-left: -5px;
2 A4 q# d7 ? A - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
/ d% I& t& c7 a" x - color: #efefef;
4 g+ E$ S8 |9 U& g" I6 I - font-family: monospace;
2 `. `. `0 v3 z5 A: l N4 X6 N - font-size: 16px;4 ` v3 Y) d5 s. K
- opacity: 0;) |2 @2 o6 e8 j7 w i6 s& L
- pointer-events: none;
( G0 s4 k( K3 V7 b - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# _. _+ b+ v. r% o
- opacity: 1;
# r9 f j9 G" f# G: u - -webkit-transition: all 0.75s ease;$ ?! w: m+ _, P+ t+ Y; L k
- transition: all 0.75s ease;6 C) e% B) l( F3 u3 \0 x: h3 ~
- }
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">( d5 g/ v! a: j& i* I1 O9 J
- <ul class="nav-items">
$ L) w& y1 _2 d0 D - <!-- Navigation -->
' t( A) ]1 m+ ~3 g6 { - <li class="nav-item"><a href="#">Home</a></li>
0 y1 L' g4 @# t1 a6 m6 w. P - <li class="nav-item"><a href="#">About</a></li>
9 `1 w7 d' Y4 W2 Z+ j* y, | - <li class="nav-item"><a href="#">Contact</a></li># m& q# g- g5 e, y+ ~+ J9 F. i- b0 b
- <!-- Dropdown menu -->
8 T7 X" ]/ J$ Z8 o - <li class="nav-item nav-item-dropdown">
7 s! p" t3 m0 R3 Z E0 h% _! ` - <a class="dropdown-trigger" href="#">Settings</a>
. X! l E4 R" r - <ul class="dropdown-menu">
& h9 N8 K9 }8 P8 ~0 y - <li class="dropdown-menu-item">- g+ b! D) l* n& w
- <a href="#">Dropdown Item 1</a>+ p6 U2 H' p) {2 o9 |
- </li>
! z: H7 m2 O8 K - <li class="dropdown-menu-item">
' t" o0 c0 U& ?/ L" ]$ u0 f - <a href="#">Dropdown Item 2</a>2 D/ l, L* @- _ ?
- </li>
' w: D, M' e8 z. t2 J$ I: `- [ - <li class="dropdown-menu-item">
2 q- A! ]9 V: k5 Q& I7 r - <a href="#">Dropdown Item 3</a>
* u6 I6 e) e, C9 W4 s) y - </li>
* E o" c# [5 Y H9 [ - </ul>
; A5 E L7 f8 a - </li>
$ N$ p8 A/ u7 v# _5 q0 Z2 G& \ - </ul>) i% {4 G+ o4 b G0 I$ X, `. H7 g
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 t, k" y+ m, d& }
- background-color: #fff;8 P& W0 t' |( |9 c8 |) o
- border-radius: 4px;
$ \' l* Z8 o1 p4 b! J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: P" x2 G, K- s- ~6 [9 X - padding: 1em;" `3 [1 n, N2 y- l& p1 \; R
- border: 1px solid #eee;8 W6 H) _$ ~, E! u3 ]
- display: block;! j9 L$ w V$ I
- max-width: 400px;3 d1 j0 i1 r! _$ f
- margin: 0 auto;
& I) s! B5 e1 x0 T7 q3 T6 G, D - text-align: center;
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- ul,3 l0 |/ t/ w5 E. G# Y% E% ?
- li {
9 j3 d( F/ L' }3 Y5 ?0 t3 [ - list-style: none;
/ t$ N; x3 C9 a1 g% u" [/ } - -webkit-padding-start: 0;
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- a {
' c, B! u( I) n, F$ m - text-decoration: none;
) i8 f) ]. j9 ^; H% f9 S - color: #ED3E44;/ z3 v$ ^0 R6 G# n
- } D6 D9 O+ [. K! h' L5 T0 S1 Y; y
- .nav-item {
" p" k" w* q. Q x3 I - padding: 1em;( z* S/ k! I2 H* q) O/ p
- display: inline;+ N2 Y. v: P7 e J: R2 G/ y( p
- }
% G9 ]( h' C2 y. [ - .nav-item-dropdown {
/ p' b8 K/ y% S# m; x- { - position: relative;( Q, |) q& e3 {
- }
+ f' | M) G* w" b2 ^4 J. ~9 A - .nav-item-dropdown:hover > .dropdown-menu {
- G: t6 Z' q; ]$ v7 z4 X - display: block;
' J) D) l9 E3 ^" M P' Q - opacity: 1;
7 \6 b) M+ P0 t G- n, c9 O - }3 r9 U. N8 q# N# h2 }
- .dropdown-trigger {
3 J' { h: g* Q; B* o - position: relative;
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; U; m* A4 x+ X }8 k - .dropdown-trigger:focus + .dropdown-menu {; n9 Y3 X4 R# F; O: ^3 O% U5 l
- display: block;! O4 i* @% e( j1 R, X' a P
- opacity: 1;4 q4 C7 g( a, u- m4 c$ s6 c
- }5 @' I9 c) t+ c ]: M' S- A4 b
- .dropdown-trigger::after {
: |8 A- a3 F& i8 d% s. v - content: "›";& Y: v- U# V& U* D2 ^% V
- position: absolute;
9 C+ u2 T! W2 r3 T* M( x- o& ^ - color: #ED3E44;. G( l u) h: Y9 k
- font-size: 24px;
# G" T( {% v$ K/ u0 A - font-weight: bold;# [4 K' R' j+ u: y
- -webkit-transform: rotate(90deg);
% S. I F9 J% r/ Q7 l+ G% M - transform: rotate(90deg);
4 Z( S% `* S0 C1 @ - top: -5px;' ~9 O# m9 T" ~3 ]& w+ r
- right: -15px;! B: f0 `" i9 K/ l! h. N0 }8 g# Y
- }% g3 V- S+ e6 o+ u3 Y/ k; j
- .dropdown-menu {4 z7 t4 a* k% n) M- f, o! C, u
- background-color: #ED3E44;; J( v& V/ W% F' i" D
- display: inline-block;
$ W: r4 o1 _* J( i1 A& ]. b - text-align: right;' f! N# A, r: q0 J7 B) D" ^- O
- position: absolute;
( q R) E1 @" K6 u; }( u; v( g - top: 2.5rem;5 m' W0 u5 |: z, \$ K
- right: -10px;
! l) y3 a) J% f( X R! S* J - display: none;
1 f/ k% [/ c2 }# k8 H# Y: l - opacity: 0;
( k/ x, k, T9 g6 Y - -webkit-transition: opacity 0.5s ease;8 F# K( h8 b2 w, \
- transition: opacity 0.5s ease;
. U, M. T! }+ T$ P8 ~& C8 \# c - width: 160px;
* n; t3 j5 I4 s* f. D% V$ ? - }
9 A) {% G5 v; w5 m( a7 { - .dropdown-menu a {3 j0 p# f4 }% S
- color: #fff;
" R: |2 P8 @: ^5 y! B4 x& v - }
5 K% Z- r' e5 _7 m4 a0 @5 R - .dropdown-menu-item {
3 i% T8 U$ g- i! C! Z* y1 k7 \ - cursor: pointer;
! s3 r( {. [ t4 Y - padding: 1em;2 y( u. u+ ~! D
- text-align: center;( |; w* S; N! L+ \% X. t% m
- }
; y5 ]( s' j5 `1 @- ~! q% [8 D - .dropdown-menu-item:hover {
* j( ? m: N) v! Z: E0 T - background-color: #eb272d;) z W/ Q" [% C' p; U
- }
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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">
# b/ w1 ?* k2 x! M/ x - <!-- Checkbox toggle -->9 D: x$ V% Q- `$ m# ~* D2 N! E
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ w! S& z+ ^& K. }2 m
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 v2 P: U. e2 g2 I# H+ x- ?$ X
- <!-- Content to toggle from www.mfbuluo.com-->. U; ^1 C) F9 y _& P# j
- <div role="toggle" class="toggle-content">
+ @9 _7 O; z& E5 ]: @# w& ^- o* P - BA-NA-NA-NA!7 g! [/ U( V; n& ?" P
- </div> B9 y6 B% O* J! m6 L
- </div>
复制代码CSS代码内容如下: - .toggle {
' Z6 H0 v7 Z6 v8 O; q" O# i - margin: 0 auto;- [! O% e+ `' f' N
- max-width: 400px;: _% K, x& }, B! ]
- }
1 l% W( V. f" q# P - .toggle-label {4 w* K* }( ^( q' f. M
- font-size: 16px;" q; T, t( [9 A# }; L
- background: #fff;
8 x# f! t0 H) W% x, r5 w - padding: 1em;* i3 N5 {9 ?* q5 J- Z' d: |% [
- cursor: pointer;
7 E' Q4 n3 m3 h& x" { - display: block;
; R3 B5 w5 [ C9 g! p# L5 o2 Z - margin: 0 auto 1em;
C4 f. z$ S% _' Q5 N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; P" E7 e$ c6 c1 I# } [
- border-radius: 4px;
6 J& }- i) ?) z1 K - }
6 A& _3 t U9 {5 Y9 ~ - .toggle-label:after {
: ?) M$ n7 ~9 h$ w: \/ A* ` - color: #ED3E44;$ t! k9 u# g' n
- content: "+";
3 Y3 x5 c# Z$ v/ R- r# K4 J - float: right;2 i/ y$ R5 N! ]; O5 `/ F* T4 W
- font-weight: bold;% L. b, y$ c) m# X4 M; @
- }% g4 x9 n1 P6 a _& J
- .toggle-content {# u* _ r( x6 E5 K; U! K, I
- color: #B0B3C2;
4 K' D( L" f0 @ - font-family: monospace;
) X/ K; n* {- k# o: @, H2 s0 J - font-size: 16px;# m( J' D) q7 j) K' g) o; i% o
- margin-bottom: 1.5em;1 ^3 s8 \2 Z: b' x! M4 w8 s7 W+ c2 m4 q
- padding: 1em;
; X4 [& T+ D) w( N: ?2 f2 S - }; F) O* v, _5 \5 \% X5 _
- .toggle-input {
4 L3 e% J4 U$ u* v: C& ^3 E' J - display: none;
" Q: Q8 z! Q7 L- p# o% \' h - }
9 n4 ^' a! J. V9 {; v. C6 M& _) v - .toggle-input:not(checked) ~ .toggle-content {
+ v* [! |' F5 ?- ]9 } - display: none;
: O2 U3 n6 n& o - }
1 ^# S( c$ m) u0 Z - .toggle-input:checked ~ .toggle-content {' X8 J0 o* e& {' g
- display: block;
$ \- F1 K) U. @1 \ - }2 u. |" l4 M7 L' H; Y, n; g" ~
- .toggle-input:checked ~ .toggle-label:after {
1 _; r2 D/ ^6 M( [ - content: "-";$ ]& B' E: S$ a) W: f2 s5 f9 K
- }
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