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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!">: y3 f% e2 o v7 i9 F+ X; p
- Label for your tooltip
1 f. U" p1 o6 J4 v) O - </span>
复制代码CSS代码: - .tooltip-toggle {
- E- w* h0 N8 U6 i A, B& H9 a - cursor: pointer;
4 a# J4 X5 w4 L4 K - position: relative;
' q* x0 }) M: Z& p7 _: i - }
5 ?8 B! \ v% h3 f7 ` - .tooltip-toggle svg {
' G$ l4 G+ E* [! K2 T# x' R) ^ - height: 18px;1 N3 Z6 d+ C- z5 O- L
- width: 18px;
7 j" y% Q# L1 o - padding-right: 0.5rem;
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- .tooltip-toggle::before {
6 K: N; F7 O! \- c - position: absolute;5 [' v+ l. A3 C( E) C
- top: -80px;2 g W5 p( h7 V: j+ T }
- left: -80px;
: a. R7 H; L+ z& c; }$ f) f5 V - background-color: #2B222A;- x/ \7 H: Z& R7 l# t! I
- border-radius: 5px;; s4 g" e8 h5 g& n% {- k4 ]: h
- color: #fff; v0 g0 y7 P: R0 r0 v& f* N$ P' U
- content: attr(data-tooltip);
0 z' ^1 }7 z5 J" v5 Q - padding: 1rem;& g* ~7 o! [& Z5 X
- text-transform: none;
/ r3 V" J# H: g! D2 K' V9 P( w0 g8 |, M - -webkit-transition: all 0.5s ease;
; K1 f$ E2 Q1 C, C( w+ @% Q$ P - transition: all 0.5s ease;# I3 n* L) k, P! D, E+ q
- width: 160px;4 q3 v* ^9 L: V2 w
- }. \# q7 [0 L* y$ @
- .tooltip-toggle::after {9 T( G, ~5 i( q% a9 J
- position: absolute;
& T( ~# m5 W4 e4 [! U2 m - top: -12px;
- |" ^ ]7 g% p$ S( c1 l - left: 9px;) @/ L3 n, l+ s) t
- border-left: 5px solid transparent;
9 M( I1 v" g2 Y4 L: x - border-right: 5px solid transparent;+ e- t M! H2 Y% m" `
- border-top: 5px solid #2B222A;9 d l$ j O$ _8 M3 B1 X
- content: " ";5 B: Z1 V+ k# ]5 _' w8 N
- font-size: 0;% u. S# P( Z: O5 j
- line-height: 0;
A4 K* Q# k* E5 L0 M# R$ R - margin-left: -5px;
5 ~# x: y# _3 f. T: j" F - width: 0;
8 m: x4 ]" ?( g/ l) _ - }
9 o2 V. h3 h3 m' y$ Z6 W2 @: V3 t - .tooltip-toggle::before, .tooltip-toggle::after {( Q) G: p7 [& o, Y: Q) c2 d. b
- color: #efefef;
4 M! A. F6 G* L# A' S5 ~' B - font-family: monospace;
4 i) v. I* Q8 r# Y6 T5 A2 u" l - font-size: 16px;- M) T2 ~) A6 D% W3 y
- opacity: 0;
( E1 I y, Y! `$ L - pointer-events: none;5 P( ^$ U3 ]8 O2 C4 r6 e
- text-align: center;
/ A. ~2 o' W2 a# O# Y$ B4 r - }
/ {, G/ J8 Y) [; Z g, ?0 a - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 u; ^" X& D# Y* B4 V5 W' P" X - opacity: 1;2 a& H h5 g5 r# x) O" }
- -webkit-transition: all 0.75s ease;% J, Z- _! O7 T6 w1 G" @
- transition: all 0.75s ease;
3 {7 L$ f! x: x - }
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">* c3 a9 r4 d) \1 U# p" c
- <ul class="nav-items">
* Q, X* L5 w1 ]* h0 Z5 S; s% Z - <!-- Navigation -->
" v+ G2 ~9 g$ T - <li class="nav-item"><a href="#">Home</a></li>2 J7 f3 Z8 i" \6 W8 I
- <li class="nav-item"><a href="#">About</a></li>1 K, w' _9 J- z
- <li class="nav-item"><a href="#">Contact</a></li>7 Z5 P* I) w- s0 L, s5 F
- <!-- Dropdown menu -->8 `" G! ^: i9 I$ ~6 B) w
- <li class="nav-item nav-item-dropdown">
6 G1 @% c2 G% C6 u" U3 e$ g - <a class="dropdown-trigger" href="#">Settings</a># `3 p; v1 O" Z8 U2 f: K
- <ul class="dropdown-menu">
% Z: I5 K! Y- n6 b9 r - <li class="dropdown-menu-item">
: ?4 f) A# K& s3 s - <a href="#">Dropdown Item 1</a>
7 ~- l# t" I) w& z3 L$ A6 b5 @ - </li>
' h6 \* n+ V/ K4 E7 M4 L- Z" G" K - <li class="dropdown-menu-item">0 `" J- G% b( ~9 J. ?3 R8 x
- <a href="#">Dropdown Item 2</a>. R5 O3 U3 ~9 |/ T2 D* l
- </li>
6 f# j% k- p% B5 U - <li class="dropdown-menu-item">
2 l! B5 O" j* M, ^( K - <a href="#">Dropdown Item 3</a>
+ S. X& }. T& B9 A - </li>
* s4 L% J1 {4 A. P) h4 R; g& c/ q$ X - </ul>1 q+ P) M5 S% w6 X( Y9 |
- </li>
6 f& G# |, J/ d - </ul>
( F8 w }* K' X& j! g( X9 Y - </div>
复制代码对应的CSS代码如下: - .nav-container {
- f6 Q7 G2 Y" D! _7 n. P - background-color: #fff;/ h5 T* ?/ _! A
- border-radius: 4px;) k4 |! q, t% X W% a+ {: w, U/ E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' _8 v: q* R" L1 \9 u: D4 J! J - padding: 1em;
+ W+ ]/ Y$ Z9 j* G- {/ g - border: 1px solid #eee;" z; R. x" A% n2 v
- display: block;
5 h, Z, B& X3 w7 h [ - max-width: 400px;$ A. X: c7 _) ]/ s
- margin: 0 auto;
. u4 d; j `4 i* R0 I% J3 L4 x - text-align: center;. d/ [6 Y% o( X k5 R( |, a
- } Q0 a1 N0 K; m
- ul,. x1 M# A% \% P V" n1 N4 r
- li {
# M" a& J, L# z/ B) H( f/ F7 c - list-style: none;
3 b! J1 b# i1 J$ x& X9 I - -webkit-padding-start: 0;
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- a {
& t) X$ V% a3 D - text-decoration: none;
- f8 |: z. i+ r - color: #ED3E44;
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- .nav-item {
* D- ~5 g1 v3 l9 F$ l - padding: 1em;3 K+ M% {; ]. C- r/ V- e- j$ S
- display: inline;
- b; G2 C9 n' _) j+ T7 v - }
6 `3 Z( O' r8 ` K0 h, o - .nav-item-dropdown {5 t3 W8 K2 r; c8 f8 X; S
- position: relative;2 A1 G: [4 r) X& N: n+ {7 |
- }" ~) L7 U1 @$ W3 H
- .nav-item-dropdown:hover > .dropdown-menu {8 s4 ], R* [! R" a, {/ F0 e
- display: block;
, w6 C1 T D& M/ r, a - opacity: 1;6 w; ~1 n, @6 ]) a2 R8 M: s2 o3 u
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- .dropdown-trigger {
& O: ? b% \7 _9 H, G2 I - position: relative;2 d7 [' M$ j8 i8 H0 {' C3 D$ y
- }
7 K, f. `; p' O8 p) U0 l! K. P - .dropdown-trigger:focus + .dropdown-menu {& o4 ?( Q5 p" N
- display: block;
& ~; Z% m- a" a6 ] - opacity: 1;% Q; w! B( s7 G8 M
- }
' M0 Y) o8 M9 W: m, Q" l - .dropdown-trigger::after {% J" V* U6 L) |
- content: "›";
B: Q6 T' q' n: x% W5 K* c/ m - position: absolute;, p; w: o9 p- P( B0 D$ ^
- color: #ED3E44;3 R: b) B: P- f6 Y. ?" g
- font-size: 24px;
4 o, w& e/ [! D6 k8 T/ @ - font-weight: bold;
7 X8 S+ w7 Z/ H, t" W - -webkit-transform: rotate(90deg);
3 @8 L- j* p# Q4 t" v* Y( [0 B1 Z M - transform: rotate(90deg);- m+ l; k* C# d( j2 A; i
- top: -5px;
- L( W# I. i: |( [/ p" ] - right: -15px; s& K( L6 H' d* l( `. E5 D5 V
- }
" ?3 f, r7 h* Q$ q( m# Z - .dropdown-menu {
; q; _0 G1 b- b - background-color: #ED3E44;
" b7 I, ~: n: f( y6 z1 | - display: inline-block;
( u5 H) d3 M: M' {7 l T) b - text-align: right;/ [, b2 `: O) t& d3 m+ F! w" z
- position: absolute;: |$ g5 _7 @0 ]- B0 e
- top: 2.5rem;: j8 M+ r& P9 _- p5 O
- right: -10px;5 Z2 \3 U1 [% L. v
- display: none;
|) n0 e. p$ R( |, F% L - opacity: 0;
" H6 C4 X& _) R& Q$ _5 z3 j - -webkit-transition: opacity 0.5s ease;
' b* w7 U4 m( Y1 \' @1 z - transition: opacity 0.5s ease;
/ U3 }5 l- _. F, S8 ^& ~9 _! H - width: 160px;
9 J o1 |' ^: [/ p8 O - }: B7 l( v; |. G
- .dropdown-menu a {: N9 N2 z3 J. ~- N4 S
- color: #fff;5 T' [, _: v# p& t( r- E: F
- }# N( _2 e! _, m- G5 R
- .dropdown-menu-item {' \% p; k" w8 e+ l- H% Y; h
- cursor: pointer;7 }, S1 n) ^9 _& z0 d6 r
- padding: 1em;
0 _; W' X6 b. M - text-align: center;
* D# Z. O% R B; \6 D& I - }
8 d" K7 ]/ ^0 u% o: \2 j - .dropdown-menu-item:hover {
o) s3 P# w+ ] R1 T8 { - background-color: #eb272d;
, b% q% k1 t' t& o4 _: j: \9 z4 m - }
复制代码 * C7 ^, G7 [+ H
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& Y" [4 S2 q2 D9 F5 D# { - <!-- Checkbox toggle -->
a& r) K% i2 A3 k( V2 R - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 R7 q/ y1 ` ?6 I9 M" G# F
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 u4 x$ m9 s- i z
- <!-- Content to toggle from www.mfbuluo.com-->
) W7 Q* _9 i: ]/ z - <div role="toggle" class="toggle-content">
/ \4 `8 o: C+ i- M0 H1 |3 } - BA-NA-NA-NA!
0 E' L8 m* Y9 g+ V8 H - </div>. i3 Q h- k! x. }* i m" @/ X/ F
- </div>
复制代码CSS代码内容如下: - .toggle {
1 y: Z5 u3 m h5 f* c - margin: 0 auto; Y% i/ r/ Z( `, ?7 X' G
- max-width: 400px; r$ c3 Q, \" q0 M, m% }, l
- }
" i. \6 _ L1 e/ Q - .toggle-label {: f4 {( Y$ M8 k) B3 @& O2 H" {
- font-size: 16px;7 x, ~3 m" Q4 y/ G" M8 B, ?
- background: #fff;9 q' X6 [0 ~ @& y( T
- padding: 1em; {4 q+ P+ m% l ], J
- cursor: pointer;
8 P0 g8 A+ d$ S& d) R - display: block;& V( F; ]7 W" f$ b
- margin: 0 auto 1em;/ L/ g: m% \% z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: u" ]5 Y; Z0 `
- border-radius: 4px;
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- .toggle-label:after {
, c, W0 W$ [0 I# ]$ U - color: #ED3E44;
! {. X, e& F u - content: "+";) T+ u! \6 d* x6 s) y u! q7 a
- float: right;1 C# U3 e6 n. n7 \4 i3 ]" z
- font-weight: bold;
6 ^' Z& x d8 M$ I4 Q, D - }$ a p8 S& O9 b: P8 J5 d9 q
- .toggle-content {
1 }$ F( v( d7 V - color: #B0B3C2;; T8 F* \; R b! @( |, U
- font-family: monospace;
0 J; F8 g6 G1 b+ L. P+ v) q - font-size: 16px;& z" N1 H9 z( U4 Q% f$ b
- margin-bottom: 1.5em;
3 u, i2 E+ n: u, B9 {3 \; L0 X9 X - padding: 1em;& g3 _2 _9 [. J; d8 V | P
- }
( B+ T6 f" Z! o" H Q: t5 Q - .toggle-input {
, A% N1 r- Z3 _& n - display: none;
3 Z X3 C- t" X5 j r - }
% }3 R' |. l& j* L2 J+ ~, @; F - .toggle-input:not(checked) ~ .toggle-content {
4 x9 V6 Z4 a2 z4 |, Q9 A. I - display: none;
' ^ e5 g+ C3 z |, J. R - }- S. G( U) f* N8 u
- .toggle-input:checked ~ .toggle-content {, e1 {% i J5 r/ |. c. w
- display: block;4 ?- U, t9 E; r q: w$ h
- }
, p+ T- _* [7 e" e" L - .toggle-input:checked ~ .toggle-label:after {- v- ]8 d2 L! p' p0 B2 w
- content: "-";8 S4 a; w! z/ O
- }
复制代码
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