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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!">
& z! G4 U" i1 s6 V5 \+ g2 I+ | - Label for your tooltip
0 q4 Y( o+ V/ m! k; f) M9 D - </span>
复制代码CSS代码: - .tooltip-toggle {4 y6 L2 E" y! c v" Y4 z! a- A6 P d
- cursor: pointer;
, O0 l2 A; x, T) w! e7 W( y1 j - position: relative;- V9 `* `3 [$ ]1 c9 k
- }: G3 J+ E* d$ g
- .tooltip-toggle svg {& f/ V. `* n" [4 q4 W1 j
- height: 18px;
9 l" Z& A0 {* M0 V" G) m - width: 18px;! O* _4 P5 C3 X9 P+ |; N
- padding-right: 0.5rem;8 z# P+ ~: @4 }, H; @* i: G
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- .tooltip-toggle::before {
# k6 `' z9 M* P7 e: _4 o - position: absolute;! \# {1 {6 q3 O( Y; \
- top: -80px;
J! J- ~8 s$ Z+ U - left: -80px;+ c+ Y7 D" s* x5 f; q
- background-color: #2B222A;5 M8 d! @! Z' s/ @# ~
- border-radius: 5px;
+ C( F- {: l% k - color: #fff;
5 m: G- n, v1 F) K/ m3 v [ - content: attr(data-tooltip);7 d, x. h9 q" M# ] O
- padding: 1rem;! y) p, a3 k3 j! c
- text-transform: none;
. A z. J6 l/ W4 Q! j1 i3 }5 | - -webkit-transition: all 0.5s ease;) r& P; _+ _5 K8 y
- transition: all 0.5s ease;: V q8 ~6 @) A" p
- width: 160px;' e+ E( r- [4 O a
- }
% J; d5 B- Z) b- Y# H - .tooltip-toggle::after {
* a- V1 h+ x* P, Q0 z# U - position: absolute;* s; g7 G: `' b# t4 v% i! U6 ?9 m
- top: -12px;
8 W! c( i* V1 @! T- [8 C5 M - left: 9px;5 g+ J6 Q4 A! N( m$ p
- border-left: 5px solid transparent;
' y7 J! ^( m3 L - border-right: 5px solid transparent;: s% c1 W" ]* b# s+ U- i4 t
- border-top: 5px solid #2B222A;
8 A/ O8 J' Y- L h - content: " ";2 q+ E. B# c# c9 S# j& b/ T& g
- font-size: 0;
. p J# T6 ]1 T4 X - line-height: 0;
% w1 z0 b# P% w- x/ x. D - margin-left: -5px;
& J' @7 D% f$ W - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
+ m0 \. l9 `! T& @1 C9 P - color: #efefef;
- i* l" D2 Z# t1 | - font-family: monospace;
! p5 T5 V$ c: l - font-size: 16px;5 u+ W$ h7 ?. t
- opacity: 0;
2 w9 w: c3 D! N% a9 U9 \ - pointer-events: none;
- q) V, f& X0 F' d/ Z3 o) i, N - text-align: center;0 |+ p, ~* o5 Z5 w+ H1 o) H2 j
- }
/ }* ]2 ~( |/ R0 W2 ~0 R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# m1 U& K) h1 J+ B7 y) Y5 ? - opacity: 1;( V c* m9 W$ S+ Y+ d. F5 {$ V4 i
- -webkit-transition: all 0.75s ease;
: a! O/ x# X$ _ - transition: all 0.75s ease;$ d/ r7 n: t3 ^% J* `2 b
- }
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">
6 `) g: G: ]* z& L, y) C - <ul class="nav-items">
1 s, j( c+ p! t/ U2 t- C - <!-- Navigation -->
( \4 h' d5 \1 a! @% Z - <li class="nav-item"><a href="#">Home</a></li>2 q" ^/ h5 c, e7 D$ X
- <li class="nav-item"><a href="#">About</a></li>! _" A9 q' J8 h8 U: W& V
- <li class="nav-item"><a href="#">Contact</a></li>, Q7 r. e& D% A! Y
- <!-- Dropdown menu -->
6 t3 ^$ C q& J; A, r7 I' a8 S - <li class="nav-item nav-item-dropdown">
! \; p2 Y2 o9 Y - <a class="dropdown-trigger" href="#">Settings</a>
/ Q W1 g5 X A - <ul class="dropdown-menu">; b! h, v1 g" U( X8 w* _: A
- <li class="dropdown-menu-item">
; E$ C8 g: j4 a3 { - <a href="#">Dropdown Item 1</a>' \: Z: m1 q) V7 ]! p' x% X' q
- </li>
0 F* |# S- l0 w/ }7 h - <li class="dropdown-menu-item">6 z; y; F: q6 ]
- <a href="#">Dropdown Item 2</a>
; ^+ P& { d( I _ - </li>
2 w( H8 h, e( j& `8 J# F - <li class="dropdown-menu-item">" J, u0 ?# F) V4 R) x2 V/ k
- <a href="#">Dropdown Item 3</a>
" W: G' r. n n; j, |- y) T - </li>0 x v, r9 \/ `$ u3 w
- </ul>: m8 R8 s# s! R* r
- </li>* X2 m4 v6 w9 ~/ q+ m- j% d( l# `
- </ul>6 o4 G( d- V7 b* ]4 _( s7 \
- </div>
复制代码对应的CSS代码如下: - .nav-container {
9 y$ N6 G( I) _ Q0 g5 X* j - background-color: #fff;% G. Z) a# ~. H7 p
- border-radius: 4px;
: R7 `7 g3 G5 n" t1 }% \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" `9 v9 O4 Z( t! C
- padding: 1em;3 F( ~& A- c( o
- border: 1px solid #eee;1 c2 s# o: }/ y; _
- display: block;
( s3 G9 d7 I* p/ p5 y7 {7 \ - max-width: 400px;. w" O8 n4 }6 f- ]' _' h
- margin: 0 auto;
1 X& F) Z4 J3 f& j5 j - text-align: center;# Q0 ]" X: t' Q; @8 K$ _3 B3 S
- }
% C4 Z3 N+ w4 s# @0 P @* } - ul,
4 h1 _+ X3 ~! V) p) e( {( H - li {4 t. b+ ?8 X8 @' H- W6 i
- list-style: none;- P3 b* o& e' o. v: b! z
- -webkit-padding-start: 0;
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, {) S0 [/ G# W% g' Y& P - a {
; T3 p$ r3 I/ v$ F$ T6 F" l7 Y - text-decoration: none;, M8 @/ l0 A7 f
- color: #ED3E44;
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- .nav-item {
8 k% I: x( d0 j3 f - padding: 1em;
5 X$ e% Y- I# Z - display: inline;
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- .nav-item-dropdown {
: z' |% b r9 D0 @+ ^/ [* L - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {! |& f( f. Q; a7 o
- display: block;
! b) Q0 ]2 d, p3 c# l - opacity: 1;
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- .dropdown-trigger {
7 M2 q3 k4 |! L0 k$ v8 \" p - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
0 E6 c! [( q/ { - display: block;" A0 @5 m4 Q7 v9 ^! d% n
- opacity: 1;% b0 F) G/ l2 W2 Z# }# @) S
- }
2 J. \3 N8 d: g( ^' ], j2 D - .dropdown-trigger::after {
; X( j6 J; g8 S- l. U6 Y: ] - content: "›";! S* ?# p+ B) [, o/ H( M2 b# q* x$ v5 e
- position: absolute;
+ G9 X6 b& s* a. |, ?7 h! X - color: #ED3E44;( G1 C& i1 j2 r% E" D8 _3 i7 c
- font-size: 24px;
1 O9 Z( f1 n! c5 X6 E& F/ j4 o+ i - font-weight: bold;
* I( q' g6 v0 h5 r# ?- W; l - -webkit-transform: rotate(90deg);
3 k7 ?! t; z. m/ P' C: l - transform: rotate(90deg);1 k% L/ r$ c$ U9 p# ]
- top: -5px;
: c; {% a1 p4 Y - right: -15px;
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- .dropdown-menu {
4 n# K) i7 e" s: o$ t+ O - background-color: #ED3E44;
0 }: S( r7 F, A - display: inline-block;2 i; D8 k' ^8 ]6 G/ k7 L% t4 K! k
- text-align: right;% b$ p6 P V, R5 V1 U+ q4 @5 K
- position: absolute;
2 f3 m5 s) D) ^- l - top: 2.5rem;4 q1 ^- k( F0 P' `" `+ `1 J) ]) G
- right: -10px;# F3 N R' W; k7 M( u+ ` d% ?
- display: none;4 }. z1 u! m/ F9 A
- opacity: 0;6 T" N7 l+ Q: y( t+ x# o
- -webkit-transition: opacity 0.5s ease;
7 M7 b) i+ ]) R' K& X - transition: opacity 0.5s ease;6 d% ~1 t( ?) l! j8 @
- width: 160px;
( f' d9 t* ~3 r) i9 p - }
}. I2 }% C9 B- S7 O - .dropdown-menu a {
* A7 Y- u, i* z9 O8 _3 X1 ] - color: #fff;
: _% V1 T1 v2 K$ @, d/ W- E - }
% f: N) [" L5 `8 Y1 h& _$ o: _ - .dropdown-menu-item {- N0 S* t8 ~& [2 W+ r. B/ K
- cursor: pointer;$ G" |8 k! L& P% I7 c* r
- padding: 1em;
; f; w4 c5 O3 p - text-align: center;
+ B8 Q& s' @5 e0 O& A - }
* s' @4 f! S4 u) e9 O/ ?$ U2 S - .dropdown-menu-item:hover {
( Q* z# N0 O6 y4 W$ p6 r( a+ K4 F - background-color: #eb272d;
; U; [+ }+ Y5 m3 g - }
复制代码 8 p7 ]4 A- M7 g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; D) `# f8 y& ]; T) ?- g# N/ m3 g
- <!-- Checkbox toggle -->" \0 o4 ? i4 k- M9 B( B6 b
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) c* K/ I' b, }* V
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" [+ d0 X* @- V2 q
- <!-- Content to toggle from www.mfbuluo.com-->
3 V7 n$ P5 _; Z - <div role="toggle" class="toggle-content">
4 @7 g6 E, k: {7 u/ [7 e9 E - BA-NA-NA-NA!- f& w" d X; \# \) P
- </div>& R& P; w* m) F) s
- </div>
复制代码CSS代码内容如下: - .toggle {
0 j" Y. E& d" M, h8 `$ e1 k, R1 d - margin: 0 auto;$ m" D) T' U# e- g' I
- max-width: 400px;- m7 M _8 S2 P1 p1 f; S8 L. {
- }
+ S4 H: q8 t6 r - .toggle-label {
0 l! w. [# a, w- t- |; h1 E# k - font-size: 16px;/ V. S7 ?- O3 J
- background: #fff;
# N8 b; d) Q" {: d: p - padding: 1em;
- Y# T& t$ J. U - cursor: pointer;
" c* q+ n3 m8 c% i - display: block; Z q4 C$ Z6 {1 U2 S
- margin: 0 auto 1em;
k4 R3 g6 G8 h# Z- c" G) T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ z Q! ~" W" u - border-radius: 4px;) \. T5 n3 q7 S! t m
- }
8 \' \6 E7 z+ ] R% }: O - .toggle-label:after {- X* K, w, v( o- T! i1 k
- color: #ED3E44;- d) |1 {0 ]: _4 V6 \* n. W2 R! c
- content: "+";
3 w0 ^% j6 X# ?' t; x( x - float: right;) j( D' a- A! O% x' l% _5 N
- font-weight: bold;
% K( ]( I5 N1 r l6 W - }
/ b+ M; |7 }& d$ {' z2 w* ?7 @6 z - .toggle-content {
. h' t+ u8 R. Z# K - color: #B0B3C2;, g5 \& c0 E' E( w
- font-family: monospace;
7 w( k7 }' e% q8 F8 m$ B" G) L) b - font-size: 16px;# a2 p. C! s" I, X( t
- margin-bottom: 1.5em;3 a' [$ W5 i) ~& `/ m1 y
- padding: 1em;
. a* h4 c: w& |4 ]. a6 d( a" n - }# C2 p$ {) d' q5 V O: \1 m4 Z
- .toggle-input {
4 E2 P% ^" K o/ y7 I - display: none;
5 m9 E' x% Z3 O. ^! L - }
; D3 k: l) [( l$ o; v$ t& r0 M4 | - .toggle-input:not(checked) ~ .toggle-content {
) r( P' L* ^, d" Z- W- C& A0 ` - display: none;' N/ n: F9 e9 X3 p& [% f! I: c) E
- } [0 D: i. A7 O0 u' ?9 N
- .toggle-input:checked ~ .toggle-content {
3 t2 d0 K* T q- v# _ - display: block;# R3 J/ ]2 G+ {- m. D
- }
* H# {+ ]" u3 P4 j3 L# l - .toggle-input:checked ~ .toggle-label:after {- `4 g2 T- q+ q" ]# u) j0 w
- content: "-";$ y5 `" q3 |0 W% C. c [! R% a
- }
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