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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!">* i' Q6 d& ?$ |2 M. c" o2 P
- Label for your tooltip& g9 t6 I9 c" @4 O: M
- </span>
复制代码CSS代码: - .tooltip-toggle {2 z1 H3 p7 S0 T! ~! d$ O4 B- D9 l$ D
- cursor: pointer;+ e' j! y; T A6 J Y
- position: relative;/ I! Z3 m' G) e# V k* C& U
- }
+ O2 L% W5 m. ?: o - .tooltip-toggle svg {1 P$ m5 T: N6 s( B% N
- height: 18px;6 j, v' F5 e6 _ Z) r" L8 j
- width: 18px;
X. A: I( b2 _" T/ s1 ` - padding-right: 0.5rem;% f# L. G3 S3 \! r; y8 E
- }7 q2 {' ]% _2 @: q; \; Z5 Z& `
- .tooltip-toggle::before {
& |% G3 a# P; F4 X" d1 Q - position: absolute;
/ ]1 P* _; ~1 M3 [2 p - top: -80px;
; A; \! A7 N- n) a - left: -80px;
6 }3 `4 o# c7 g$ _; |6 w5 X - background-color: #2B222A;9 f- L6 m7 Y% [" K7 N: v$ a1 G: s9 V
- border-radius: 5px;3 {# C, r- {: Q" J3 A9 g4 y
- color: #fff;
* A2 ^1 I9 {! |: G" N/ u6 O - content: attr(data-tooltip);
: u5 r3 O+ {$ Z8 v C8 X2 h0 f: T - padding: 1rem;% t+ k! l) Q: P
- text-transform: none;
: ~8 n% j( h: l E4 }, D/ D2 x - -webkit-transition: all 0.5s ease;
( v1 l+ k$ _4 |0 W- R; p8 a9 O - transition: all 0.5s ease;6 k3 ?; X! @ K( \. I
- width: 160px;3 C; h& }. a' |5 e O$ }
- }
* h4 j0 q+ E$ D - .tooltip-toggle::after {( {. x, x. {4 U; j: x, V- c
- position: absolute;
6 e5 m. m c% F' p U - top: -12px;2 S/ J! y+ U/ @8 X: Q7 F
- left: 9px;
1 Q0 `, ]% F! I - border-left: 5px solid transparent;
, W5 Z% t% T0 S$ U9 `6 [1 z - border-right: 5px solid transparent;
t& x% \) ^) Z& } - border-top: 5px solid #2B222A;
" y% a4 d- f; _ - content: " ";
; A+ w" e# s! u2 Q - font-size: 0;0 J: U" ^4 C: X( t9 |+ ]
- line-height: 0;& b. Y: _! r- U3 T2 y. P
- margin-left: -5px;( L9 _5 q, _5 J
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
4 T2 z" C: [1 J3 \1 [ - color: #efefef;
8 Z; |* u& j7 c# r* S4 L - font-family: monospace;
3 _9 f5 r l5 P) R3 D6 l - font-size: 16px;
. V( a# A3 w& A4 a8 C- Y3 k* s% y - opacity: 0;7 b/ u1 `) N7 B( M p$ \
- pointer-events: none;: Y- }' f2 l( |& c( g' `2 u
- text-align: center;
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' V) D4 I. _- d( N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 R v: o4 L% ^2 u0 C) Q' V - opacity: 1;
% p8 H- y5 _3 |: V+ ?( C+ l - -webkit-transition: all 0.75s ease;
9 a- V: R. E( s. Z: v) x - transition: all 0.75s ease;
' j" ~6 \4 y2 N! |6 u - }
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">
& `! t b% N+ S) I3 @9 U - <ul class="nav-items">
; _! p' ^$ F3 _: e! @% F0 [ - <!-- Navigation -->
+ s% W1 z) s, D4 h+ `. c0 O8 f1 ] - <li class="nav-item"><a href="#">Home</a></li>: k7 \. ?# ^5 S _2 J
- <li class="nav-item"><a href="#">About</a></li>; M# [. u& ?$ z+ U
- <li class="nav-item"><a href="#">Contact</a></li>* u( {7 r9 ~2 i! N5 `
- <!-- Dropdown menu -->
s/ l+ E0 d3 e' \6 d - <li class="nav-item nav-item-dropdown">
$ v3 o+ o' m) t+ F- M - <a class="dropdown-trigger" href="#">Settings</a>) C9 z* |6 {+ {( Y7 x% P. }
- <ul class="dropdown-menu">
+ y: t1 b; `0 d. y$ [ - <li class="dropdown-menu-item">+ ]* Q* |3 M0 ^* E( j1 k( F
- <a href="#">Dropdown Item 1</a>
: E) j& w+ H# o2 Q$ t& G0 J - </li>2 v/ b% ^# {2 p" a( \
- <li class="dropdown-menu-item">( C- p8 V0 {1 I: B
- <a href="#">Dropdown Item 2</a>( v. B/ ~2 o' |8 I$ v* m
- </li>* ^3 m7 i# w) R, R9 e# i
- <li class="dropdown-menu-item">
+ k0 }. o% _/ a5 w! y - <a href="#">Dropdown Item 3</a>
0 v/ o4 x2 V/ j - </li>5 x( P/ |! l) L* C5 _1 r( r* t; h
- </ul>3 M) {6 K/ U2 \9 b+ L4 i- S X
- </li># D7 h2 ] [$ {1 a6 H
- </ul>3 Z6 ]3 k0 o3 V6 F" o; b
- </div>
复制代码对应的CSS代码如下: - .nav-container {
2 g0 e8 k* ^. J: b - background-color: #fff;& F+ H1 G4 w2 M5 }/ @( O6 n
- border-radius: 4px;
# ~9 R- Y3 c& S4 s2 { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ g7 P O% U! U$ E3 w/ W
- padding: 1em;5 S0 |9 ^, ]$ w( m3 N4 W
- border: 1px solid #eee;, b [: ?- z$ p/ \. y6 L
- display: block;
0 D! @8 I1 N: @7 A& s1 | - max-width: 400px;5 E q; R3 c1 a) ~$ C. U' G
- margin: 0 auto;" J: m0 A: _6 {- e
- text-align: center;
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- ul,+ E r& z. i) Y/ j$ W$ K5 V5 d
- li {; r" U( h9 W4 e
- list-style: none;
" p' s4 m/ n6 s2 S7 ]1 c/ ^ - -webkit-padding-start: 0;
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- text-decoration: none;6 l" O2 z; l2 f8 k3 i% @- g2 P+ H
- color: #ED3E44;
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- .nav-item {
" d" B( q9 H; L; I/ i - padding: 1em;4 p" V0 C4 e g3 O7 K2 A
- display: inline; ~* [0 q+ H" l
- }
% v" D3 f' S+ r! i+ @ - .nav-item-dropdown {
, g& N7 N; s3 h; r5 s/ J" K - position: relative;2 H$ A1 K1 @( ?. U* D
- }
$ U1 F1 [! a: T4 s0 h5 L - .nav-item-dropdown:hover > .dropdown-menu {
" Q1 a5 D7 q' x( x2 W: g - display: block;/ d$ E' T) U/ Q) k, \$ u0 V
- opacity: 1;
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- .dropdown-trigger {) e" ?8 X6 ?( ?5 f' v3 m
- position: relative;8 h' |3 J* M m( U
- }
2 U2 y+ x6 G% T" C - .dropdown-trigger:focus + .dropdown-menu {% h9 @% J. W! I4 n. J
- display: block;/ g( q! _! F. l! I; Z0 H% X
- opacity: 1;
% X' g. u) ` k m5 ?& _ - }
/ e/ {; M, g9 T* W - .dropdown-trigger::after {
1 a6 H5 @/ {* [9 |. E - content: "›";
0 B$ M$ W' i$ L) T+ y - position: absolute;
m+ M$ W" ]9 Z3 J& Z5 X1 W+ j: s/ u - color: #ED3E44;
- Q# X8 q- e+ p: n' W: Z: v- P4 r- a - font-size: 24px;
; f8 S, f: b7 \) [. d3 x - font-weight: bold;
9 |$ U& t% M5 ]: Q& a - -webkit-transform: rotate(90deg);
* N) {0 h! |& {" A( F - transform: rotate(90deg);
& A. k1 `1 \* A5 l3 {5 j - top: -5px;
7 }+ Q0 E; G; ^: d - right: -15px;
3 g$ Y) b6 t7 g% J# C) T - }$ s. m m* }+ X) N; Q: _/ D
- .dropdown-menu {
4 c- Q# Q$ I$ P- E2 V& I - background-color: #ED3E44;
7 x) q( }7 v4 _' S; x: z9 }( C - display: inline-block;2 Z# x5 R! ]/ |5 w/ {! `: j5 w6 h
- text-align: right;
T7 j5 q) q: U - position: absolute;5 B! c. a+ Q9 g5 ?
- top: 2.5rem;
2 X a+ @# J" Q' O - right: -10px;* E0 [& _+ z' E
- display: none;$ P; e: G" c. f
- opacity: 0;* j+ z1 r) a8 Z; f3 L/ W. h
- -webkit-transition: opacity 0.5s ease;
# o& s5 y H- v$ G. l - transition: opacity 0.5s ease;
" Z: X T2 C; Y. ?1 F* c8 t - width: 160px;
9 ]/ F" K; I4 I! v - }% F" ~5 D1 i( N/ q* |, h
- .dropdown-menu a {( Y8 Y( u. c k' W& q
- color: #fff; U3 [ a! g; R; u' N: ]- U! u
- }8 T8 n! e. a" P2 R$ E) e
- .dropdown-menu-item {
: F4 X* ]2 b+ w' E b; X - cursor: pointer;
+ I- W7 K: ^6 V$ L8 d - padding: 1em;+ S. {8 K$ F& c1 }
- text-align: center;2 S& Z- r1 Y6 r8 V) l
- }
3 X) d* y$ @* [3 J, ` - .dropdown-menu-item:hover {
/ g9 E0 h6 p$ _ - background-color: #eb272d;5 o* e7 {' T0 t. A5 X* ~" K1 n2 i
- }
复制代码
C- f$ R2 Q: l8 B: {+ ?- D' H可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 P+ g% ~- p6 z: }6 D5 [ |( m7 v6 K
- <!-- Checkbox toggle -->9 J6 c' o( ?# O, g! F( |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, u! s4 w: b2 s% u \, w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' L+ R1 i+ h5 v+ m$ t, O6 l- m - <!-- Content to toggle from www.mfbuluo.com-->
6 d/ E8 }" G" h7 W" ]6 S$ p; h - <div role="toggle" class="toggle-content">
2 y" y& J" _ a2 N - BA-NA-NA-NA!" o* g0 H, q% H
- </div>! N: ]; V- P1 G9 Q, J
- </div>
复制代码CSS代码内容如下: - .toggle {: B K: c( ^( m* M
- margin: 0 auto;
- ^- ]0 q7 ^( p1 P& G - max-width: 400px;8 r, O) M. _: o/ @# o! K
- }
?2 B* z/ [9 B/ g - .toggle-label {! Z$ h/ Q4 U! {; B- c1 l& r
- font-size: 16px; S: W1 u! U S" z
- background: #fff;2 ~: T9 t( ]' t. m/ V
- padding: 1em;$ Y% q8 D; m& Z5 i
- cursor: pointer;* Z7 k3 _: V6 O3 P9 `$ k
- display: block;
( R! V2 J2 D/ v$ z8 h; e+ ] - margin: 0 auto 1em;5 ]8 R8 _* e+ g7 V) R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ g7 M. r. U2 T ]/ r2 M
- border-radius: 4px;
7 N q6 N5 I0 N% K- j' a7 [8 g - }
, V$ d q8 ~: `6 e, Q5 R4 i - .toggle-label:after {
8 S& J- B x: T7 C( F - color: #ED3E44;
! h! F2 P3 I- |7 d! x, B - content: "+";
# `5 I% r) H/ l2 h' \3 k. S8 `( f - float: right;# X( D& {4 G( n4 G& n+ a
- font-weight: bold;
5 O) L( n- b _; P2 ` - }
/ g X( B% [1 C" q+ ~% Q9 j3 J - .toggle-content {
9 { O) M# h0 B0 p) y) Z - color: #B0B3C2;
; P' M; ~2 d% k - font-family: monospace;
' M% P% T9 }% U, H* d" s) ~- E - font-size: 16px;
]* S: L, X$ s% s - margin-bottom: 1.5em;. D) }* Y# \2 z6 `+ O1 h
- padding: 1em;0 D: ]! p4 n( Y# ~: v. f) Q; h* b
- }
- u( k4 X7 H3 w6 X& I( Z4 v0 \3 K h u - .toggle-input {
$ c- Y% U2 }0 e2 Z, ^: _( @ - display: none;% A7 f9 f) ~3 u( w+ a
- }7 z" F) i) t# {) u' v3 o' R
- .toggle-input:not(checked) ~ .toggle-content {
0 x: W1 k8 s7 E* a- b - display: none;! ?% w9 x; u' K' S" t/ g# h
- }
0 i* Y0 ~' P0 Y& T2 G6 x: D - .toggle-input:checked ~ .toggle-content {
! D& |4 I: D) K. h3 ? - display: block;# J6 p. }3 z3 `# j) e8 a/ H: [+ K
- }4 P1 C2 [' p* n) r. q. c6 V4 D
- .toggle-input:checked ~ .toggle-label:after {/ r2 P+ i* `. F& }6 ^8 R
- content: "-";
! @8 G, d9 W+ L - }
复制代码
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