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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!">
. o( }5 l+ ~* m2 z" q. \ - Label for your tooltip) h3 W( k4 K( m* _3 I% e3 K
- </span>
复制代码CSS代码: - .tooltip-toggle {
/ B: }8 n5 z$ r, _ - cursor: pointer;8 c, R5 s4 m6 e5 m% T, M
- position: relative;: \3 d" s1 ]+ x) A4 j& v4 X
- }1 n$ |3 Y: |4 R& N+ H* l8 t
- .tooltip-toggle svg {
. s8 `, ]; S" i9 u! r+ T o* c - height: 18px;4 }) t5 C, r+ g% P6 q
- width: 18px;1 e0 o. ~- f% r
- padding-right: 0.5rem;- A6 x2 P2 p1 Y4 R6 s! ^
- }6 b/ s& U/ S- X5 U3 B
- .tooltip-toggle::before {
0 S( j8 A7 ` k0 i; J - position: absolute;* R" F3 T- \4 L. f7 q3 {% C9 ^
- top: -80px;
- {0 k3 D; C% z$ L$ ^ - left: -80px;
) z: F" M$ [; t7 a8 R. Q - background-color: #2B222A;; v& J* y" R' S: K0 ^: P( Z' r
- border-radius: 5px;' O% @4 e2 k, X- c& R
- color: #fff;
: C# \0 O6 _: Z - content: attr(data-tooltip);0 L0 F9 L) t. j
- padding: 1rem;$ D: z8 K0 p; s; h/ S4 |" T( w2 w+ e
- text-transform: none;% p( {9 U, A4 ~" B' z3 @
- -webkit-transition: all 0.5s ease;4 `# h2 q; _! O0 |0 ~, n0 F
- transition: all 0.5s ease;
' y, k3 W, e% q - width: 160px;
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j, b9 P9 i6 }$ _$ { t. w - .tooltip-toggle::after {
8 B5 c$ E& C0 c. I5 A% ]* G - position: absolute;
+ d, m) L5 [" ?" Y4 p) _7 E* k8 O - top: -12px;
/ f. U9 ^8 W& _2 f$ [ - left: 9px;
0 P ]. B/ R$ A& f - border-left: 5px solid transparent;
) h2 g* U: v& V. p E$ i# M* C- L2 s - border-right: 5px solid transparent;" s- P& I9 G, ~, T. n7 X! T: h- R, q
- border-top: 5px solid #2B222A;- R8 W- `0 j% U$ Q6 Y9 |& t1 V
- content: " ";4 ]) z: S1 R; p" |$ ?) L
- font-size: 0;
# |& N$ Y1 ^. A9 _) w/ \ D - line-height: 0;
- \3 t0 y5 B2 y - margin-left: -5px;/ l5 }, X a" @! J% r
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
4 c; S. h( k3 w# u1 L4 H3 k - color: #efefef; y: M3 |) G6 X' b% o) V
- font-family: monospace;6 ^# g$ v; ?' y" r
- font-size: 16px;
- M% d5 H: V8 n/ k8 x( Q! X# u - opacity: 0;0 X" X$ h( J4 j R$ `
- pointer-events: none;
0 C8 [4 `6 d; i y - text-align: center;
' p2 q/ Z1 B+ [7 m - }
3 c% F! v9 J* o3 N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# }7 ?8 G0 X Y - opacity: 1;' ~1 h5 Q2 W2 H# ~
- -webkit-transition: all 0.75s ease;
7 f% h8 a% J! Z - transition: all 0.75s ease;# b3 U; ]+ V- w5 ^2 Z
- }
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">
, x& `( e. z% r& \ - <ul class="nav-items">
8 h3 [3 L8 m0 O1 B - <!-- Navigation -->
+ i3 `: Z% \$ W& f - <li class="nav-item"><a href="#">Home</a></li>
4 a `9 M6 C0 {6 K ~ - <li class="nav-item"><a href="#">About</a></li>" j" q) h$ G. e$ I% n0 ^* B7 Q, l& C
- <li class="nav-item"><a href="#">Contact</a></li> T3 U5 ~: g- L0 W+ _
- <!-- Dropdown menu -->
4 G* E& N& s6 T Z - <li class="nav-item nav-item-dropdown">: D2 S) D" v" s9 g0 [
- <a class="dropdown-trigger" href="#">Settings</a>
+ m3 B8 e. {- m$ n' H - <ul class="dropdown-menu">
O" Q ?# E C4 r2 s: H7 N. { - <li class="dropdown-menu-item">' d2 R1 N( Z. }' }0 H
- <a href="#">Dropdown Item 1</a>5 B% R& d! e, _0 w, J* F
- </li>
: T5 v) U# @' l4 @ - <li class="dropdown-menu-item">2 D- @2 D2 m$ r! l; b7 K' }3 P
- <a href="#">Dropdown Item 2</a>' B1 s. o$ r" ~: E* q8 t
- </li>
8 j0 B: K7 L5 {& ^" Y - <li class="dropdown-menu-item">
9 G( U3 s+ _. K# A- F - <a href="#">Dropdown Item 3</a># m8 T% [- F0 p8 k7 s7 V
- </li>
7 v8 \2 k U B% V$ a: D" x' Q - </ul>( _" H+ {" x+ |& K( Z. W$ B- k5 o% K+ s
- </li>
+ g6 a# X6 T" D - </ul>
1 K2 X% M" b) p2 x. O3 Q - </div>
复制代码对应的CSS代码如下: - .nav-container {
: W! Q8 ]. c) u2 V# z3 B- o - background-color: #fff;
4 p& x, N& _6 X; y - border-radius: 4px;
8 \8 q) p, [1 T9 u* f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; n3 D) l: D7 d3 a" w$ U - padding: 1em;
6 r9 u" U4 n8 M1 t# h, U+ \& y - border: 1px solid #eee;" g2 h2 [7 |" y0 h+ J
- display: block;& x, }% c+ R4 h* E9 y
- max-width: 400px;$ Z% P5 ~/ `9 s9 a+ B
- margin: 0 auto;" ]$ Z. n( x2 v; i
- text-align: center;/ k0 h( Z, w8 E0 U% }$ }
- }0 l/ T/ ~: |( o$ C c5 ^
- ul,9 F' y! g+ g- A v f
- li {$ d4 V# U" }2 e% g1 q! o& o# ~' Q; F
- list-style: none;
( a& L1 {5 C% Q+ I - -webkit-padding-start: 0;
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- a {6 Y# o( q: q. M$ K' _
- text-decoration: none;
! U8 Z: ]& p$ s; Z4 e% Y - color: #ED3E44;0 r8 R* w! x: F$ ^
- }3 d! K; j2 E4 K2 [+ F1 i! d$ R
- .nav-item {
v* ~6 H, K, J% e5 r7 m1 l - padding: 1em;
: | D9 b& k2 ^/ n8 r# p& ^ - display: inline;
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- .nav-item-dropdown { k$ z+ k% g( ^ s. ~, ?
- position: relative;
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- r+ w! x# q0 S c. { - .nav-item-dropdown:hover > .dropdown-menu {) B: J* [4 M# N: @4 S! y) L& [
- display: block;( T4 L6 M3 a3 y6 I& W* o0 |
- opacity: 1;
l( p9 R. Y. p5 T, P - }
. h7 O$ V+ |% T. a4 Q: w - .dropdown-trigger {. U2 _9 \( H. m
- position: relative;
/ {, i: { T' R9 i - }
5 I0 z! c' Y8 j* p& V - .dropdown-trigger:focus + .dropdown-menu {
1 A3 s' S' Q" m- Z3 I2 E - display: block;3 ~! w; F4 b6 [1 {( _; ?1 U# ]+ k
- opacity: 1;
1 ]0 \+ w# r9 ]3 e& A5 Q- C! w - }
' p& C' n% w6 B4 b3 `' K9 q) I - .dropdown-trigger::after {
" j2 H# i& ~* f - content: "›";
& _2 m* E, c4 N9 T6 J+ w - position: absolute;
. X. }3 l' _% L, i- L. b' n - color: #ED3E44;
5 ?- e4 l* ~" N; n V - font-size: 24px;( [; J) B2 A# O1 B, x* \8 y
- font-weight: bold;" |6 W4 d8 B _ ~6 I2 H9 N$ g
- -webkit-transform: rotate(90deg);0 c1 j s4 c7 C6 ?9 R+ t/ P: N4 G
- transform: rotate(90deg);
. j# f5 q/ g+ Y4 K9 D# D - top: -5px;
7 ^% g/ O. ^8 \$ K; |0 L' V - right: -15px;# D& d" J+ }1 U, A& ~& R
- }% M3 W0 H9 ^ c8 `/ W, Z/ T
- .dropdown-menu {
; e! `& l& A# z! g! t4 F3 C/ q8 D! _ - background-color: #ED3E44;
: s4 L7 e" c3 u2 k - display: inline-block;0 n: \ [5 r) ?( e
- text-align: right;4 K% L8 U9 o! m# V: r7 @
- position: absolute;
7 y" u. a7 b. O3 v) }1 v; x - top: 2.5rem;' F& d- P8 v, x, Q% h
- right: -10px;
* r3 U( d! {' {) V& v b - display: none;
1 y" O7 `8 R' B& y - opacity: 0;" u0 F: Y4 m' D
- -webkit-transition: opacity 0.5s ease;
! e6 G x1 R* S - transition: opacity 0.5s ease;# |8 [5 k0 Q( e1 y
- width: 160px;
; u5 }' a) W0 W6 A, A/ ^% ^/ o - }
5 M5 R* _# n* ]9 z4 Y1 M) b5 A+ M - .dropdown-menu a {
) B7 t4 k- J- j4 c" q. u - color: #fff;- r0 t$ x4 K( A- I, u+ b
- }8 W: }4 K$ h# \3 T. q
- .dropdown-menu-item {
( h7 t; C+ E! z- d5 g - cursor: pointer;. Y6 b6 b+ u; \4 o, x* H3 O" n4 \
- padding: 1em;
2 E- c) m! x# ?" y$ N* Q( Y R - text-align: center;
* P; n5 x* i# y) t7 J( v - }& `3 F5 M- L2 J7 @; ?
- .dropdown-menu-item:hover {$ Y2 w% M% u2 `. M, \9 M$ T; ]+ B
- background-color: #eb272d;
$ [# g& n) l) `/ J- Q* I- ^ - }
复制代码
$ H; t x7 _% C. |可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ G1 R' f/ o, ~( ? - <!-- Checkbox toggle -->( p# J. ], O/ m% Q; g6 z( z
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 @9 }/ f1 m. c" q) @, T' L) B - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
! m- B, z' g* f# Y+ K+ D- P - <!-- Content to toggle from www.mfbuluo.com-->' b# Z. y$ A8 j5 M" l4 M
- <div role="toggle" class="toggle-content">
$ Q: {- M" Z' g, C z& A1 V8 H - BA-NA-NA-NA!3 u" d2 K. y l; W
- </div>* |& Q4 u- I% T/ o0 n, o7 D+ d
- </div>
复制代码CSS代码内容如下: - .toggle {! U$ ?, A, K- L# D
- margin: 0 auto;; W" O' n# L0 x1 {0 u
- max-width: 400px;, Z9 U5 Q% ]7 W% t% t* `! |0 v0 _
- }
0 X% h! R0 y! y! f+ ^1 p9 x( [ - .toggle-label {) b5 P2 U( ^) s0 n9 ^% V. i7 l
- font-size: 16px;! {2 K/ d4 d6 y2 w
- background: #fff;
: j& r( ~! ^! _7 N' p: Z - padding: 1em;$ g' x% p" p. s1 u/ U0 ]
- cursor: pointer;
" p% h2 W6 r9 W& y - display: block;
+ ~9 |: G6 r/ J# j# ^1 r - margin: 0 auto 1em;
C7 Y+ a* |9 M; d" K; K/ a" h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; A* `- t% Z) r Z B6 E9 {5 g% s
- border-radius: 4px;) |5 a q0 U* L o$ Z1 N
- }
$ V" l2 D) \8 s j! F4 J* E5 I8 ? - .toggle-label:after {( X- [" H$ t- j, }% N
- color: #ED3E44;
& u/ m+ }9 b# P: |7 Y - content: "+";0 x- i; n% J6 h) M w9 r3 U
- float: right;- F, ?% c! H8 P6 Y8 x4 b; Y
- font-weight: bold;$ D } O. I' i1 }% v
- }6 e7 N& V: p, ?9 m! D6 l
- .toggle-content {
% L5 c! j, e1 r# S7 @ - color: #B0B3C2;+ H. x+ _. M6 n5 d+ R; J
- font-family: monospace;& ?6 c6 M7 o! S, u" {$ g
- font-size: 16px;
& G6 |4 Z( A; H2 E* M, w - margin-bottom: 1.5em;. r* O& A3 p! Y8 I. c
- padding: 1em;7 C+ h7 e/ K0 H- `& m5 {& n
- }
: b$ P$ L5 T* c - .toggle-input {
2 s5 T+ c6 i$ @* V* N" j - display: none;5 |* k$ d) Y8 H* `1 w3 W' s
- }: L ^7 V" W Z. m" k
- .toggle-input:not(checked) ~ .toggle-content {
8 n; c0 L& x3 Z- e - display: none;, Q; {, {" Q/ C& b
- }( G! \+ \& v: F, ~0 u
- .toggle-input:checked ~ .toggle-content {
5 a3 q2 @/ q2 O3 v' ~ - display: block;' V! K7 U b1 `4 h7 k# f* A# W2 L g
- }
. h& q! l( k4 Q% X9 _2 D' e9 A - .toggle-input:checked ~ .toggle-label:after {
) Z; R: j$ N/ X+ H6 c \5 z - content: "-";
1 ~! W* |0 t# ~! r. H J - }
复制代码 + D$ K9 j/ `" Y8 c! C
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