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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!">
5 C0 y7 x% _0 k4 L% T! [) P, b0 G3 B - Label for your tooltip
2 G! }: b6 @- z! O - </span>
复制代码CSS代码: - .tooltip-toggle {2 j6 p# N. {) O& P# @3 V
- cursor: pointer;
/ L9 F: I. n% }" t+ J( k - position: relative;
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( v% D. B" V! A; c - .tooltip-toggle svg {% f# u, L z/ X1 R
- height: 18px;
' m) d' L; `8 C, X( n, q d& U% w - width: 18px;
: Y- ~+ }& F: M) x) a$ m: O" a; C" m - padding-right: 0.5rem;# t: }0 z, c( H2 o& E' ?
- }
) C* S1 [1 v2 J/ p) {5 e! d4 M - .tooltip-toggle::before {+ x; U1 O8 f. F9 {2 s
- position: absolute;
: m+ {- G4 K6 T* O - top: -80px;
t0 ?8 m6 \- A" |: x _2 n - left: -80px;
$ e1 \/ K6 ^2 p8 K - background-color: #2B222A;
' F, E: i5 c6 W' g - border-radius: 5px;% \6 U q% l4 O% v/ y, a7 V, g
- color: #fff;( b7 V* W6 ?. f6 m; F! ~8 G- V
- content: attr(data-tooltip);- }" g) }$ O# L% a' R( X. v
- padding: 1rem;# ]. }3 {7 D5 |9 d9 G
- text-transform: none;
6 h$ D1 C# B! B" M) c$ @ - -webkit-transition: all 0.5s ease;3 {0 ^8 a" ~, D4 _1 O$ u) G' n
- transition: all 0.5s ease;
5 b1 `& d& a& @7 f - width: 160px;
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4 ^% A' U3 E2 |. Z# I: b - .tooltip-toggle::after {
3 N4 m( [, G% Q - position: absolute;2 `. G; G( `5 v6 P
- top: -12px;
; L" w. ~: a3 Y5 B9 a; K4 ?* p- g - left: 9px;4 b5 ~* }3 h% A6 H) {& B, ?) ~
- border-left: 5px solid transparent; C# U! w% y# \0 T- U
- border-right: 5px solid transparent;0 I3 }- }3 y0 T1 u1 i( N
- border-top: 5px solid #2B222A;
2 R, D( K {2 n4 o8 G - content: " ";6 v8 l" a% K* x4 H4 Z
- font-size: 0;
2 C7 i* N" @& I+ F - line-height: 0;* i1 K3 h- J& g
- margin-left: -5px;
) b/ @; P9 \5 k; y - width: 0;
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2 R! S# w( h, B6 L8 f" }8 O - .tooltip-toggle::before, .tooltip-toggle::after {
: ?$ ?9 W* b+ Y/ b - color: #efefef;. {% D) {; H( ? q
- font-family: monospace;
$ O- s. @1 R+ ?2 m1 c& D! O - font-size: 16px;7 }/ z- M' V2 y3 i
- opacity: 0;- F1 y& ^; u0 Q0 f) F" s8 l7 e, F3 l
- pointer-events: none;# @. ? i6 V* |3 `& }
- text-align: center;% A4 l! ~6 x, Z+ ^
- }
K8 `: y' [" J. @0 ?- U% i% k - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% k8 k& J9 X5 S9 s! T- h - opacity: 1;2 E1 Y8 i* Z+ }
- -webkit-transition: all 0.75s ease;
0 l- z# V4 Q) l* @5 s - transition: all 0.75s ease;
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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">; v/ J) I0 Y. c
- <ul class="nav-items">, T: p! a) L( L: t! K
- <!-- Navigation -->
; Q! r8 P2 s0 `8 C - <li class="nav-item"><a href="#">Home</a></li>( A$ n6 p |/ }! Y# b
- <li class="nav-item"><a href="#">About</a></li>! m$ [$ ^5 t+ N5 ^. C/ }7 b
- <li class="nav-item"><a href="#">Contact</a></li>9 A M. ^# O [ T$ c6 ^9 g0 |6 i
- <!-- Dropdown menu -->
5 T9 {7 _" E' X - <li class="nav-item nav-item-dropdown">
?$ H0 w8 S, e3 B - <a class="dropdown-trigger" href="#">Settings</a>
# m- e- ?" }7 x. }- p3 i' Q - <ul class="dropdown-menu">
0 E4 ^! g8 O/ K3 d* r - <li class="dropdown-menu-item">4 L7 ]) b! l" S, N) L
- <a href="#">Dropdown Item 1</a>
; u# e3 X5 b! e6 N6 f - </li>
0 o2 E+ ?( V' Q) @8 H$ r/ ` - <li class="dropdown-menu-item">
/ F, L K$ b9 T' c" [9 e - <a href="#">Dropdown Item 2</a>
. Q( F* ^! L9 O* I+ \ - </li>: A7 E3 l4 a# D3 ^* `
- <li class="dropdown-menu-item">: L* r2 W& J& m
- <a href="#">Dropdown Item 3</a>5 H2 N/ B7 ?1 d/ [% m4 P
- </li>
I5 r; A1 {1 R* X - </ul>
$ e8 ^+ W8 [1 a7 e6 q" _3 d - </li>7 s" \& h" k$ x. \
- </ul>/ x4 b! Z/ U4 Y9 \5 u% i
- </div>
复制代码对应的CSS代码如下: - .nav-container {
7 t# ~# Y1 d$ r - background-color: #fff;
4 D! w4 B& W2 B$ l( i' [ - border-radius: 4px;% k- ~2 v4 S2 N! r+ S( j. W" M+ L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( O9 l- J7 v- J& N( [/ T1 |/ |5 w
- padding: 1em;
. f* D4 k3 c: w" D- m7 `* H$ x ~7 q - border: 1px solid #eee;
$ g- A1 A4 L p: \9 [6 |& T, F - display: block;' \. Q6 [ o/ w+ M! P
- max-width: 400px; V% `% K2 p. b: b6 p
- margin: 0 auto;1 j6 F" j- a5 l5 \
- text-align: center;
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- li {$ C' a/ V) ^; }& N& O# F6 D
- list-style: none;
0 K$ [. S* k& \0 e( i - -webkit-padding-start: 0;
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& j4 Q4 O: ~: A& V8 z - a {
/ G) V' S7 C# [" A - text-decoration: none;! o* q4 ~5 Y" t6 F: f0 w$ A
- color: #ED3E44;
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5 N1 K8 m2 R2 q% s0 I* A - .nav-item {! z! v% M' c/ `* y; \& j/ z
- padding: 1em;% ~9 g# _5 W* p+ A4 l+ o
- display: inline;
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3 M# I: z" l( R. l2 \* U1 | - .nav-item-dropdown {. R8 d1 ?" O g7 a, y: b# X, B
- position: relative;# f( D( D, i7 _: T
- }
; T6 C" s: `) I1 N2 h - .nav-item-dropdown:hover > .dropdown-menu {
+ G; K! n- _6 p& R/ }/ j& p, P2 \+ T - display: block;2 L7 b: L- e+ X5 S+ Q3 @: w# x/ B
- opacity: 1;
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. m! P( N. L' ?- J - .dropdown-trigger {
7 p; q. F2 m+ {' N - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
0 f0 d: S$ t6 N, Q" E - display: block;8 i ]+ u! q3 l3 Q
- opacity: 1;
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- .dropdown-trigger::after {
- G- L% v6 Z* R - content: "›";
7 o% t7 L& b- ^& w - position: absolute;
8 i, V, t% x6 `0 W/ p' q' T - color: #ED3E44;
: F4 v+ A+ y4 p' | - font-size: 24px;
1 {9 Z: a/ i/ v e' P - font-weight: bold;
/ K; `, o5 t7 n4 e - -webkit-transform: rotate(90deg);
& G7 Q! n+ X& k% { - transform: rotate(90deg);
! l7 N: o) t" ? f% Q - top: -5px;3 ?. M7 F" U5 g; W, T( t2 c
- right: -15px;
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- .dropdown-menu {
8 N" N# E/ ?- {" e) m1 j - background-color: #ED3E44;
5 _* V% D+ X+ W" a2 D: Q - display: inline-block;
+ I9 N- \; Y* s7 M1 |5 ^) d0 X - text-align: right;
9 Z& z1 S0 r$ F( R, E) K - position: absolute;: i) C1 [' T" L" N0 j
- top: 2.5rem;+ U8 G# T" f8 ~) e. y
- right: -10px;7 ?, ?! i1 ], `* k. B0 {. u
- display: none;
1 t; |; a* l3 o* |. m: z0 P1 h - opacity: 0;3 J6 u) o% {# E8 y
- -webkit-transition: opacity 0.5s ease;% n- A N) x+ Q7 p; ]9 c) l6 j( Z# ?
- transition: opacity 0.5s ease;
9 F* U& U/ A- F3 g- S - width: 160px;1 w0 \" }' S5 |5 }) L/ P
- }! s1 I) M( R0 P! `
- .dropdown-menu a {
% l4 w4 [# [3 [1 ^% c - color: #fff; a: _! w- `7 t2 c' f& q6 b0 ^/ \
- }
* A, u5 Q3 O0 Z - .dropdown-menu-item {3 \( x" {( T+ C* Z
- cursor: pointer;, S R' I# a" w' g) f' i( H) d
- padding: 1em;
7 M2 L1 {; c5 e0 | - text-align: center;( c5 a% A- w+ x% T/ ]4 O3 z
- }
( b% _, S5 b' X# v5 L - .dropdown-menu-item:hover {
6 v! D$ P& k& B9 {( o - background-color: #eb272d;
# K. u* V/ L9 h+ Y$ }7 a& Z V - }
复制代码 $ z' y( ?8 d7 g3 v% i
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' i( h! h! t/ H( u$ K - <!-- Checkbox toggle -->% ^, I/ U$ `# S! i! B* n. x \9 p9 U
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 \% ~- L, @# Y! `( ^ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ q& I U, O' f& k
- <!-- Content to toggle from www.mfbuluo.com-->
4 ^1 s7 I* S, h- G" W - <div role="toggle" class="toggle-content">
3 t* B5 U) |/ b' y; M H" ~3 {) W - BA-NA-NA-NA!# h3 s# g. p; ]
- </div>! \" l8 T4 D" i
- </div>
复制代码CSS代码内容如下: - .toggle {9 b# |" q7 _0 t) O$ r( N8 k
- margin: 0 auto;
3 h+ W) F0 p* H4 b - max-width: 400px;
7 \7 u7 R+ B0 O/ n* i# H - }
1 M- H& x. t, c1 W0 k; t - .toggle-label {
9 O' P7 v) [7 X4 Y' z1 E - font-size: 16px;
( F9 ]/ U6 A! a: y v - background: #fff;6 l5 [1 v+ D+ g0 c
- padding: 1em;
' d0 v G7 G) T5 I6 y; w+ l4 d4 M - cursor: pointer;
0 n @6 A3 ]# y) e5 c6 c - display: block;! Z+ B& ^* v1 K5 }- p; d4 @7 V/ ^# v
- margin: 0 auto 1em;
9 i& l0 ?! t7 I( k" R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" ?( P2 i9 ]6 I! S
- border-radius: 4px;
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- .toggle-label:after {
0 P( b+ N6 a$ z+ _3 X& d - color: #ED3E44;
: I: \: N0 D: f7 c: h) R - content: "+";
: a) A) \" d7 Q8 {6 ?7 ]1 l - float: right;
0 w3 z) q; @* v# Q - font-weight: bold;
! U+ b! C4 N3 E( r, K% Z - }
7 Y9 Z0 Z3 x; R1 a1 R - .toggle-content {( d& D) k) p+ c: ^' F W
- color: #B0B3C2;
' P- W$ Q( Z8 ?1 X( f4 l% B - font-family: monospace;
+ z9 m- a8 N# j! q; L - font-size: 16px;
& W+ F6 X. j+ i; s - margin-bottom: 1.5em;2 E5 x5 ? Q& L5 ^$ X: y! o
- padding: 1em;
" Z- u3 l6 I5 ?* \, c4 v1 E( Q - }
3 z- z3 z/ B$ e U - .toggle-input {/ ]& g$ |. u* L1 H* t
- display: none;# T; l2 u3 n _; E6 g8 ]
- }, V/ s: T2 Y" X/ c$ W3 U& M
- .toggle-input:not(checked) ~ .toggle-content {
8 ~; G# H0 E, ^ - display: none;% ~7 j$ e4 ^! A5 Q3 ?6 i
- }
- k! m' X' z) M9 N; L5 Z - .toggle-input:checked ~ .toggle-content {+ R2 D5 h+ F/ m4 B6 J$ F, i( l' Q
- display: block;! A# e6 z6 k- I5 O' v! I, B
- }9 c% t% `, l( U' b3 ~
- .toggle-input:checked ~ .toggle-label:after {; H- O& a( x+ b: C
- content: "-";
$ t' d3 r7 W( @- D5 N1 `, K - }
复制代码 7 [5 V. U/ P# F2 C7 q2 P
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