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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!">! H% f0 N3 c, y* y
- Label for your tooltip$ f, T/ g/ ]& g4 ^ {* u
- </span>
复制代码CSS代码: - .tooltip-toggle {- A& p. B$ Y# }
- cursor: pointer;5 i0 }, ?6 m" C$ G0 Q# \8 f. G
- position: relative;
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, T. o. E- r; u6 {6 _5 s - .tooltip-toggle svg {' l- J, G0 V; o# }
- height: 18px;
) `% [" c) F; r5 R8 g: } - width: 18px;
2 l& a! h8 o5 r% I, `! l: y - padding-right: 0.5rem;5 h) C$ B. D1 ?" q' {7 h' |
- }" W7 o2 }) a6 F ~
- .tooltip-toggle::before {) e+ a1 b) `) E, b" c) l8 E
- position: absolute;3 L+ t' P+ r4 N/ w' e. {' u
- top: -80px;
1 U, y/ ?$ M: C4 f/ _8 K; B2 \+ p - left: -80px;% {7 e9 R0 m4 c
- background-color: #2B222A;- R7 Y8 M3 B0 m
- border-radius: 5px;
6 `' F; v4 K# \. ^: T, ~: W - color: #fff;
; s/ B4 }2 Q5 t! Y& }8 x9 E - content: attr(data-tooltip);
l. V. b" h; m - padding: 1rem;
. g; t; h, }5 D+ ^) F - text-transform: none;
$ n' k" Y6 x. e% ~" k - -webkit-transition: all 0.5s ease;
, E. j* t5 O v3 U1 }" s - transition: all 0.5s ease;; }6 E5 P% p+ f3 C) ]
- width: 160px;' Z7 W+ M4 b/ U8 l# b8 @8 C. U6 I
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- .tooltip-toggle::after {: W: C5 ~1 M' ~ E$ G# w. n
- position: absolute;
5 {" V6 Y5 J( U, s/ a/ V) u - top: -12px;
" W) S! F, ]/ `$ ` - left: 9px;8 L$ I7 F6 q& j+ w7 F- t, d6 T3 n* `
- border-left: 5px solid transparent;- w7 }3 q# X% ]. [, O/ u3 D: @
- border-right: 5px solid transparent;* s. ~( P: u' {2 q
- border-top: 5px solid #2B222A;3 T: p, |- }1 b6 k0 a1 z" ]; ]
- content: " ";
/ u- S( L Q! |( i5 P - font-size: 0;
8 | E9 @- c( Q/ | - line-height: 0;
4 _ c) \8 w% u' X8 B* m3 Z6 r) m - margin-left: -5px;
* y% S9 ^; ^$ {* V - width: 0;4 q- Y. r' J- Z; T& l1 N6 g
- }
7 {# W z2 J6 P. ?1 d - .tooltip-toggle::before, .tooltip-toggle::after {
2 S. L2 e3 s6 \- V9 m" o+ N - color: #efefef;- x- E% Z7 F' [/ H A7 h. I
- font-family: monospace;
0 U; w4 L# C: k! ^8 V - font-size: 16px;
+ k3 R0 U$ t( n) i2 v - opacity: 0;3 K" L, _3 @; e4 F2 F7 T
- pointer-events: none;
c* G5 A- q2 q, j- x" } - text-align: center;
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: C4 s# D% U: H; q s* ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) D$ @, e- r" D3 K& }+ ]! { - opacity: 1;: k$ u1 V' B. k O+ k: w
- -webkit-transition: all 0.75s ease;
0 _+ D) g8 j6 B+ z% b* o2 L - transition: all 0.75s ease;: Q* q' H& t' t" m' O- ^
- }
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">
g& g, x9 ]: d' S& e - <ul class="nav-items">
* L4 }1 C; S: P5 v, s5 ?) B - <!-- Navigation -->! y0 g g9 H* P6 z! T! F5 S
- <li class="nav-item"><a href="#">Home</a></li>. z% h {' H% }( M9 L1 G; y
- <li class="nav-item"><a href="#">About</a></li> W& n6 |" w1 A" P- F9 d
- <li class="nav-item"><a href="#">Contact</a></li>
, O# Z4 `3 p* r4 i, x4 a5 b - <!-- Dropdown menu -->6 b* z8 r! G6 \, e1 a8 D8 \
- <li class="nav-item nav-item-dropdown">
7 {4 l0 j; ~1 W3 D* I* O - <a class="dropdown-trigger" href="#">Settings</a>
) v& t; ?2 u7 _ - <ul class="dropdown-menu">/ a$ i/ y. h0 J7 d& }5 T$ d Z
- <li class="dropdown-menu-item">
: w9 f2 h5 U2 K - <a href="#">Dropdown Item 1</a>
! y" k$ G; V: K8 T8 b: A6 A - </li>* v* z% c2 M! i- X
- <li class="dropdown-menu-item">$ E9 b* M# O; T
- <a href="#">Dropdown Item 2</a>; `: |9 _4 K* N$ V6 y2 u5 ~
- </li>. W4 _1 Z5 f4 S' `9 D W: e7 j
- <li class="dropdown-menu-item">3 S+ m8 M; Y4 d/ _( N
- <a href="#">Dropdown Item 3</a>
7 }$ N) k' T, c: C6 [! v5 H# } - </li>2 i1 e6 C) Q* q" V. X1 }8 j
- </ul>
( ^: n+ j3 p+ d# Y% `8 Z8 x - </li>
! r$ A/ P- e1 Q - </ul>
3 E' H4 X* o: ]. j2 @ - </div>
复制代码对应的CSS代码如下: - .nav-container {5 R! ]- Z1 P: \# L
- background-color: #fff;
. _$ W: n- m+ f - border-radius: 4px;
: ~2 m: p$ ~( \+ k" O) u% t; w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 L& M0 X2 g! _; U; \- @ - padding: 1em;9 V% T- T! Z9 |
- border: 1px solid #eee;
( o/ P' a7 ~- d' C2 Z; ]" ~! {5 C - display: block;; r2 W3 S- h6 l. H$ _* J
- max-width: 400px;
. _ ^4 s* s8 n) l: c5 T - margin: 0 auto;$ _$ r# M' O9 F, c2 o
- text-align: center;- L4 }7 U" b+ s8 k0 x3 ]
- }
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- list-style: none;
! Z) W# i$ a9 H; j! c - -webkit-padding-start: 0;
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- a {
4 T }3 M, J+ u; O( k" c! r - text-decoration: none;* w+ K* @5 ~4 p- F% L( l
- color: #ED3E44;
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- .nav-item {
, U) Q. `' b0 ]% S: r' D; _. K - padding: 1em;
k' t# R4 m. `1 C$ A, o$ w - display: inline;( ~" J% V! d" R) W# Z
- }) ?$ N9 Q7 w ~
- .nav-item-dropdown {) i; g$ w( ^5 E5 B$ p! L3 s
- position: relative;
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! }; {4 o* w4 A. t - .nav-item-dropdown:hover > .dropdown-menu {8 |; |' ~$ s# c0 F# ?8 u; k
- display: block;" O1 \/ q' D; S" [' w/ m
- opacity: 1;
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. ^8 W% {4 A4 W# ^ - .dropdown-trigger {
5 P0 p, J% `$ A( `8 U - position: relative;
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4 o4 U0 p( X$ l- } - .dropdown-trigger:focus + .dropdown-menu {
& S0 H: @9 B, N+ ]) M( c# _ - display: block;* V" c- W: @. z4 ^
- opacity: 1;) g& k7 s# ~- v. W. N
- }
. i$ h% ]/ d# D! X! O0 E) j - .dropdown-trigger::after {
4 o5 n" h, B8 R* V7 w+ L* x# g. B - content: "›";7 E; T$ g- ~1 J8 @5 I S: y
- position: absolute;
, g4 h2 B6 @) |# [ - color: #ED3E44;
* F* y/ N* b! n1 m- l" s2 h/ J4 u - font-size: 24px;
% q# i: B* L. o4 W& T# ^4 e - font-weight: bold;
/ e( R& I7 B3 @- P& \" l - -webkit-transform: rotate(90deg);2 C/ _) @4 w+ x% j" ?5 s
- transform: rotate(90deg);
5 v, l7 u7 g2 } - top: -5px;
/ ^' b3 \8 t) d- k! k$ x3 | - right: -15px;
* P$ w; k# G6 [" J4 Z& @8 J - }& I- Z4 k& i/ i( j3 {' O) z* D
- .dropdown-menu {$ {% y3 n7 Z# c, A
- background-color: #ED3E44;
) I, X6 m Q4 r1 p& \ - display: inline-block;: @9 W: j& p0 O' G, A5 {
- text-align: right;: p6 \2 {! G, `# o% [3 Y7 C/ `8 n
- position: absolute;3 c* k( L% f+ S. C) s# n) k9 m }
- top: 2.5rem;
2 w" f1 L* U( M5 i# x7 c! Z/ ^, c - right: -10px;
) ~) {/ x4 H) p9 `, S) m - display: none;
7 \9 n$ H- f, \9 o - opacity: 0;1 N' F2 k; ]+ Q c2 S: @" G6 {0 Y
- -webkit-transition: opacity 0.5s ease;
9 N( y; h3 g9 H - transition: opacity 0.5s ease;& { z( F8 y: D' G8 J: P
- width: 160px;' b3 B- z! g7 w. M
- }# t2 m. O3 m0 D5 x. j0 F$ w9 C" B
- .dropdown-menu a {
( w, x$ o% T+ [ @# i9 s( f: x - color: #fff;4 t4 J# y! }0 X7 }. l* G" g; u
- }% J$ j: E( l* O/ Z5 X
- .dropdown-menu-item {
Y/ [: d& g0 J/ u - cursor: pointer;2 U) ~& I+ i/ m( R3 x" ^3 U
- padding: 1em;
1 o2 Y$ D! @! f& K8 t' b- b# Y - text-align: center;. x' n( z6 U4 W- b- ^
- }
3 y9 b% W4 c6 S6 W - .dropdown-menu-item:hover {
0 f2 J5 o1 l4 A) P2 \ - background-color: #eb272d;( ]- z8 z. z& x" ~
- }
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3 z* N' e( X* q& P可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
2 l9 W( g9 Z1 P, m, o$ G8 J - <!-- Checkbox toggle -->% l6 B, I. i* z; b( u B/ y9 T
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' f5 p/ o9 a. I5 d# F0 U; w. m U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( u! J. g, l L3 X: y7 w! b
- <!-- Content to toggle from www.mfbuluo.com-->
; W2 S- m2 f0 }2 C# i1 l! _ - <div role="toggle" class="toggle-content">* }; ]0 S2 o) [+ Q) d
- BA-NA-NA-NA!+ v& a5 X5 H' d2 h) K" s$ j+ [$ g
- </div>
2 y! I: ~# a" r) l: j - </div>
复制代码CSS代码内容如下: - .toggle {
n) H4 X7 g' @8 P - margin: 0 auto;
, d( j7 F: W8 s8 u0 L. } - max-width: 400px;
1 X7 _! H/ E' z9 p - }9 _0 s8 M8 |# l; V9 u* K
- .toggle-label {3 r5 E, A/ ^- l3 l& X) e; ~
- font-size: 16px;
- Q9 O4 k" G+ \& h' B - background: #fff;# Q% {8 { R( u. |1 j% m
- padding: 1em;
* y' l9 s: [0 _$ N, k2 l - cursor: pointer;
7 t% V9 y5 O4 w - display: block;
+ [5 Z. v' v5 {1 |! B - margin: 0 auto 1em;4 h7 n5 q/ K7 \2 c8 _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" A; e g: l0 F, G7 L' ^1 p - border-radius: 4px;
" s5 b+ Z2 N G$ w) U - }
# c# K% M& O j1 M8 B7 {; i2 K1 X - .toggle-label:after {
. [, Q$ S3 \! Z3 `" B( w/ b; P - color: #ED3E44;+ D# n" j) N& o3 \% w) |. ^$ q8 {
- content: "+";
7 `# q3 O. V$ P: f7 ^ - float: right;
$ x$ U4 Y& u4 {& z" h - font-weight: bold;
) c" ] b* H- [% n7 ~, l - }! o! g, a7 P& U" {# J- Z9 \
- .toggle-content {
W0 I% d% C2 X# q# Q* \ - color: #B0B3C2;
1 ^9 N& A: B" l; y5 U+ ^" i - font-family: monospace;
$ E# F, J8 n% h9 n - font-size: 16px;5 R2 \9 Q2 \& C- J
- margin-bottom: 1.5em;5 f N% e0 G% Y0 p; L- r/ u
- padding: 1em;( l0 O9 r, I. V' s( y
- }/ B# p* j5 V' a
- .toggle-input {8 L3 F X2 `% H2 }$ }. ?1 `- y# L
- display: none;4 N6 y5 g7 A4 j4 c' B3 p
- }! K% H6 K1 m/ F, R
- .toggle-input:not(checked) ~ .toggle-content {
& Q' _1 r M3 }, O9 n" }/ A0 @ - display: none;: b& U- B" j% M# f
- }" _1 a( \2 y6 b( Q6 }7 p
- .toggle-input:checked ~ .toggle-content {, c- O* c1 h* Y
- display: block;& ?1 {1 t1 `) `5 n
- }5 z$ ~" Z+ Y% I: n' G% z+ O
- .toggle-input:checked ~ .toggle-label:after {* O, K0 [ Q/ [- `; y
- content: "-";
$ `4 Q: G3 M( L* s3 O# E* j n - }
复制代码
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