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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!">4 a4 u2 q7 O0 n/ a; ^' ~
- Label for your tooltip* C" R# \- B, D! q; q& A+ q$ w1 G2 z& y/ G
- </span>
复制代码CSS代码: - .tooltip-toggle {5 I8 r! `9 b' v8 t5 j/ m2 \5 Y6 [4 ]3 w# u
- cursor: pointer;
% w$ B3 L7 @% ~- s. _ - position: relative;7 Y9 ?- B. u$ a6 v, ]( v7 ^
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- .tooltip-toggle svg {7 ^& `: C! B; B. D1 l6 N
- height: 18px;
; G/ S; m* f% d3 F8 T - width: 18px;
7 J/ N' x7 R( i% @: j- [! ~& u& t - padding-right: 0.5rem;( |& O) ]+ ]5 {2 }8 L/ a/ S
- }$ N0 y8 {! S9 r3 o& q
- .tooltip-toggle::before {
; u+ T. {& q0 J" F! {8 ^ - position: absolute;- H7 Q3 E; X; k P5 n8 H5 g
- top: -80px;
$ B# X, N; u9 f - left: -80px;
' u8 ^6 G- H, G6 f7 e - background-color: #2B222A;
" s1 c- _7 g% e5 u# f7 y - border-radius: 5px;
+ _) N& Z4 b% d9 V$ v% J8 j4 m - color: #fff;* q2 {2 ], |/ l% u4 ^5 W( E
- content: attr(data-tooltip);# p8 i+ D% A% K1 ]5 |$ F2 M) q
- padding: 1rem;4 a; |9 n4 m/ Z. I! t; C
- text-transform: none;
( d1 K- z5 x, K9 ]: r0 U& \ - -webkit-transition: all 0.5s ease;+ {, W) P1 K6 [1 o2 r7 G( T
- transition: all 0.5s ease;
. r ?/ I/ A6 v' i. d- q' S - width: 160px;
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- .tooltip-toggle::after {
$ O! }" o* _# @! n; G - position: absolute;/ S0 z( m @6 I0 w0 F
- top: -12px;2 I) E5 L8 ?; x4 j+ F
- left: 9px;
: X o( }7 x0 C - border-left: 5px solid transparent;
, U4 q4 j" r8 x# v4 O. j - border-right: 5px solid transparent;9 z6 j) I5 ?3 B6 a9 b8 y8 y5 `
- border-top: 5px solid #2B222A;
3 J. U: v5 P# d& c2 b8 ] - content: " ";: j7 g4 E" o9 d7 Y* u b! I2 B
- font-size: 0;
( k% O$ g0 t+ U3 |2 l - line-height: 0;" G) J I Z0 K% `3 B/ g
- margin-left: -5px;+ s" u5 |7 X+ D$ R
- width: 0;0 k7 S0 S3 I3 P2 u% f% t& Y
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- .tooltip-toggle::before, .tooltip-toggle::after {
8 j3 ~8 s& b g - color: #efefef;
$ E1 A- J1 B Y" n$ K4 E - font-family: monospace;
. K) b% q+ t9 c! }: Y# A% w - font-size: 16px;" P- C% I7 k7 z
- opacity: 0;
9 }$ |* [( Z& k$ z$ B9 p% C. { - pointer-events: none;" D+ Q/ V8 G% t5 u( y
- text-align: center;
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5 ]# n) Z3 C. [4 o" g - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 m/ u: c+ v2 k
- opacity: 1;
0 U* L+ `) J7 [7 @ - -webkit-transition: all 0.75s ease;
) q7 D1 Y- l) f. l6 |' v# `2 f - transition: all 0.75s ease;1 d8 C3 S5 e* d, i4 k* J
- }
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 Y2 v7 K- G3 e' D - <ul class="nav-items">
/ e; P! `8 r" ?/ V - <!-- Navigation -->9 y1 Q+ r+ S+ E) x1 _! ?& o
- <li class="nav-item"><a href="#">Home</a></li>5 C5 m/ O/ F3 Z8 l3 w
- <li class="nav-item"><a href="#">About</a></li>
" a4 j+ | v; F - <li class="nav-item"><a href="#">Contact</a></li>) M2 j- h! B+ h; K8 W5 ~
- <!-- Dropdown menu -->
- B6 V9 l8 I8 ^6 ~) X6 d( \ - <li class="nav-item nav-item-dropdown">
% o; ?- A& X0 t) x8 a3 C - <a class="dropdown-trigger" href="#">Settings</a>
$ W, Z7 g. }1 w$ | D% u - <ul class="dropdown-menu">8 N# c8 @6 p2 W X* `1 Z+ Z
- <li class="dropdown-menu-item"># r7 O( Z# w9 k" r/ ~4 m R( ^
- <a href="#">Dropdown Item 1</a>9 I5 g0 m- M* G$ e* O" s
- </li>! v% t# a# V& p+ z* t
- <li class="dropdown-menu-item">0 ~5 o4 Q; z& }. b7 X u
- <a href="#">Dropdown Item 2</a>! W5 n+ y# Q# P3 S: {1 N) w
- </li>
4 Z# I2 ^9 v' s3 _1 W' ~ - <li class="dropdown-menu-item">
: H+ B/ w! R5 }: s+ S. Y - <a href="#">Dropdown Item 3</a>
3 i; I( ^$ T6 C$ o3 h( e' f% R/ c! b - </li>1 t% ]* i1 ]8 }
- </ul>
* W' I, K9 D5 U; X- c0 ~) M: i, a - </li>: |" ^' d0 ^6 _2 P
- </ul>) {! J& u- B, Y P
- </div>
复制代码对应的CSS代码如下: - .nav-container {
' |5 `( a! _! s) d0 g$ C% E+ Y# z2 @ - background-color: #fff;
$ G( i& F' Z. @4 `' ` k* Q - border-radius: 4px;
0 S6 u9 x0 h. V2 c3 r" r- n" p1 u( G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 u) I) i7 s: J
- padding: 1em;9 V. o6 K6 n/ h+ w9 R% L. F
- border: 1px solid #eee;
$ r& S' Z: v& R- X - display: block;4 L' |3 \6 _4 T2 Q( Z. G6 u* ?
- max-width: 400px;1 }5 g& ^& s% O: ~
- margin: 0 auto;4 c* h: c. ?; t
- text-align: center;
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- ul,
# ?; b% [2 B; k; Q. ?! R - li {
4 W+ Z7 _- g( u3 u - list-style: none;$ i5 q& q4 I; i, U! P
- -webkit-padding-start: 0;/ s1 I* W, L3 q) l* O7 e# \* [& Y) `
- }0 p) G! t E0 O$ H
- a {
% ]' _0 B! B4 F - text-decoration: none;5 I+ {" l+ b9 Q( [& U' r
- color: #ED3E44;" ^% O3 b; J7 E' M0 @1 C
- }* _9 E O x2 |+ x
- .nav-item {1 o# v7 [5 G) a' ?) `: _8 k
- padding: 1em;
+ m$ `; o+ h3 `9 z1 X - display: inline;. z5 G) f" E$ c4 X6 O. g+ Y
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- .nav-item-dropdown {
, u% T" ^6 x2 u - position: relative;& E d2 n" W M3 S) @
- }9 {9 B0 E) n) n4 A9 X
- .nav-item-dropdown:hover > .dropdown-menu {
. |" E' A& P7 @3 z9 p5 |; E - display: block;* X. y, W& P6 x i0 Y/ x) N
- opacity: 1;. f( X# n) A7 B1 R, y3 M$ l1 F5 A
- }
4 p: y* T7 t" Q, ~2 f8 w% Q0 | - .dropdown-trigger {
: |6 j( \6 V' {. z5 y# y% ?) J - position: relative;
3 ]2 ^: ]0 n& x# |' w/ y - }
, y' T& z& b! ~) c$ W5 J - .dropdown-trigger:focus + .dropdown-menu {
& `! }$ ]& Z# } - display: block;; Q% E' V y! ^4 L- Y$ s
- opacity: 1;
. y( X4 C# {+ F1 H: x - }
; q# n4 y# p4 J - .dropdown-trigger::after {
+ O1 f2 X" X) j9 u6 u9 I3 c - content: "›"; [. d7 G+ B" ^/ {
- position: absolute;
! Y' i6 L% @: ^% m - color: #ED3E44;
) T/ i( {2 q G S) n# D5 k7 u! G! Z - font-size: 24px;4 e: @0 i9 [! ^ }: |- V7 P1 d4 F
- font-weight: bold;
7 K' K6 M- ?+ D, n5 u3 o& [ - -webkit-transform: rotate(90deg);+ I) h0 U5 Q6 a, ^3 n# z
- transform: rotate(90deg);6 W; z5 L9 P' N c" i" L! I( e3 h
- top: -5px;
5 B, b. p- ]. r - right: -15px;
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9 i9 k" S4 Z+ u9 ^- A+ Z- m - .dropdown-menu {
9 U- U7 C5 W) F" T' `( R - background-color: #ED3E44;5 v- E N% y, i) |/ W6 j" U3 N
- display: inline-block;
/ J# J& l5 n- T8 k - text-align: right;) G% _0 A# M5 h! K; h+ u& V& X' n. ^
- position: absolute;
2 X& [7 U1 F6 ?* e; |& L O - top: 2.5rem;
; K+ x3 k$ k6 I5 R: g) H - right: -10px;
) B, h) k+ w3 ~* n& N$ K' z* |7 p( G" N - display: none;
$ w( g! N" }! W" Z - opacity: 0;1 a( `, Q/ e, s- v
- -webkit-transition: opacity 0.5s ease;
' f* D- {, I$ @+ @ - transition: opacity 0.5s ease;* T7 [! ]* p8 y1 ?6 `
- width: 160px;
& X4 D2 I" s P3 a* @ J - }0 x9 h% `0 Y8 {8 A* [$ _. q( N) i C
- .dropdown-menu a {
. J$ G& D8 P6 s/ I% ]9 l* G - color: #fff;
0 w6 g9 y2 Z/ e: R! x: O! j0 Z - }$ a0 u" N+ P, H, r9 N. ^* ~
- .dropdown-menu-item {
0 P4 \4 a! w2 h; @" b5 F - cursor: pointer;
`; S2 o/ U; [* z0 |8 Y - padding: 1em;
, f" q; J- I' u% N ~5 I I - text-align: center;
[8 i5 @2 W! \0 X8 ] - }2 A8 l0 I# ^! x( @: q
- .dropdown-menu-item:hover {
1 \$ B- e# g" x$ ~7 V- ^) H( }; ? - background-color: #eb272d;* S8 n2 v9 ^# o' u1 q. a g0 n
- }
复制代码
- G. |& z) W) ^+ K" F/ |4 M可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ k; ?( q$ m$ Y/ ^5 S) E: ] - <!-- Checkbox toggle -->/ h6 p ^1 Q0 |& h: y. l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 {) Y* }! U3 a, m: q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> v/ R3 i. {7 R4 C/ o5 q2 v+ B
- <!-- Content to toggle from www.mfbuluo.com-->
2 s9 e# J* b, k% e0 S1 _ - <div role="toggle" class="toggle-content"># r( f% S- e3 r: y( Y
- BA-NA-NA-NA!
# S+ g2 s _/ K9 b" o - </div>
1 e9 T/ x4 j$ c) S$ I( ~" S - </div>
复制代码CSS代码内容如下: - .toggle {
, j/ J/ W6 z1 {6 D% T9 K' ? - margin: 0 auto;
2 f5 h# A7 c) k1 f6 i' I6 u - max-width: 400px;
1 ^" v# B) B o8 U3 k% K1 } - }
m' M+ G3 Y1 q# i - .toggle-label {6 d0 P( Q% r M2 J' e" n5 C5 ^* L
- font-size: 16px;% h, X$ z, n6 m
- background: #fff;
1 O0 ?4 A1 p! A; M @$ ~ - padding: 1em;5 U& U K0 z {, Z" j
- cursor: pointer;* o& ?- u: w' r* A' ^
- display: block;; x$ N( Q0 O; Y
- margin: 0 auto 1em;; R) }7 k: A; h4 J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ q* h2 ?, \1 G8 [* K" {7 Y
- border-radius: 4px;
# @3 u& W3 U) T9 }7 F - }
; Q0 h: C* V1 @ x2 { \" [# R - .toggle-label:after {) @; J: [! }) o& H3 N5 g7 j
- color: #ED3E44;% q) l9 D/ y5 w& @ \7 t
- content: "+";
8 |5 I) F& D3 L% M; E Z - float: right;
+ V" V4 w" f \' C, ^ - font-weight: bold;6 i) s2 K; K$ }9 J: D' @# k
- }/ T% Z+ }4 N% z( y5 p, m6 b
- .toggle-content {5 y3 t+ V4 B; W2 Z Z% d
- color: #B0B3C2;; c, M9 T1 O0 d `* \8 d
- font-family: monospace;6 z9 C' P/ S3 A" p
- font-size: 16px;4 b+ X8 i: I) F+ q) q
- margin-bottom: 1.5em;; l1 O7 c- u2 M+ l+ K
- padding: 1em;: J' S2 P( z, V" N/ `
- }
' M3 x* O3 v& ]2 e - .toggle-input {
' s& _5 ~* i% A6 H# }& V - display: none;: \9 ^9 ~) Z* T- G
- }# U' D& i3 M/ X6 f$ h) @" c& u% s+ l
- .toggle-input:not(checked) ~ .toggle-content {
# ^% W, O1 H/ N7 {1 H - display: none;( m4 T/ I+ q- I |+ f
- }; t! x& h. F2 a2 T* N. e
- .toggle-input:checked ~ .toggle-content {. h) A, \* y7 G. ]' t" e7 {+ R. f
- display: block;
; P) G$ ~9 l$ l; k - }
# K3 `8 B+ B5 n2 j) b6 W1 M - .toggle-input:checked ~ .toggle-label:after {8 v9 k( |1 q( X3 r" ^
- content: "-";$ @7 L; P% K- Z( F9 g' y, B: t2 f
- }
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