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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 K: g3 W# p- `) M# Q p* ?! v) z
- Label for your tooltip
" p$ K; w1 C( p9 S+ T6 B: K - </span>
复制代码CSS代码: - .tooltip-toggle {
. V! m _( t! z' `7 B9 j8 N: U6 E - cursor: pointer;
9 `2 F* n2 N$ |" R' l - position: relative;
8 s- p. s3 s6 ^# P& X7 @) { - }: Z. q6 X# h/ H' S" _4 G+ o
- .tooltip-toggle svg {
9 T) H: g$ Z+ Y4 ~5 Q6 K - height: 18px;' d2 O# r+ t# [. I" ~9 j
- width: 18px;; e5 h* ]: Y, \
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
: {0 E2 e8 r4 X/ f' E: `4 v - position: absolute;
2 h1 k5 z$ l. H - top: -80px;) F! H. E& b( G$ x0 f7 g
- left: -80px;& X; \% A% |, u, w
- background-color: #2B222A;
2 X' R' B, _# Y8 K& z9 a2 B$ t: \ - border-radius: 5px;
8 E1 r6 w4 K- K, T7 W - color: #fff;& |/ ~& W: L3 `1 _' J
- content: attr(data-tooltip);; g. j; G' W! ?+ Y. D. R# _: x
- padding: 1rem;; a) L. P; I1 { r$ T
- text-transform: none;
* |4 Z* w! e7 j# a. F. [+ F - -webkit-transition: all 0.5s ease;
; \$ C j9 w8 T - transition: all 0.5s ease;
4 u+ W. z9 d( z) T1 J - width: 160px;
5 y# @! F, V2 z; Q" O, P - }
, F% h7 D/ S- E' B$ i( f. d4 x - .tooltip-toggle::after {, G; H: R4 R. `/ ]* l! l, |1 x, I3 m
- position: absolute;
" x4 t6 ]' z5 v6 l& s - top: -12px;# U1 Q. |7 }0 N
- left: 9px;
, {& u: j& x" ~' p" F" u8 a - border-left: 5px solid transparent;9 f0 X# t3 t5 T C, p; j
- border-right: 5px solid transparent;
& `* Q* ~& h2 [8 w8 u" N0 d* Y" M - border-top: 5px solid #2B222A;
9 Y4 x2 a( C j, O - content: " ";1 C# o8 A5 {. x5 N
- font-size: 0;
9 t* |" y' f6 O9 H - line-height: 0;
8 M7 }0 i$ s% e% J - margin-left: -5px;
! Z# [1 j" |9 J6 Z" v7 D - width: 0;+ H2 ^* f) q+ Z; i6 j
- }
3 z* d/ K4 |5 c0 q& D+ ~ - .tooltip-toggle::before, .tooltip-toggle::after {
6 ]7 Q. R1 X/ ^2 G. n! a' n7 X - color: #efefef;' u$ V0 F% m# z/ m# X8 c0 ^% V
- font-family: monospace;& X8 v% N9 g4 |' L
- font-size: 16px;
1 @4 y. ^" J9 N, D* ]: y3 e! S/ w - opacity: 0;, ^# L. J9 n/ n1 E0 N
- pointer-events: none;
' o* \2 P+ z k7 ~6 M8 ~! |. o - text-align: center;4 J! j" s% F. }9 }
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ Q+ n+ m# J b
- opacity: 1;, h; n) @6 j$ F: x) U9 D
- -webkit-transition: all 0.75s ease;
" s! X) ^6 x3 u - transition: all 0.75s ease;
6 ` w$ A Y3 R8 O. Y# b, D - }
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">+ l- j5 K' L) B6 u' a) z9 R# ^* O
- <ul class="nav-items">
+ d" p3 ~9 I1 `; i$ Z) E+ ] - <!-- Navigation -->
8 M7 M0 r! B5 X- e+ G9 X - <li class="nav-item"><a href="#">Home</a></li>0 U: ^+ z. N$ j5 F
- <li class="nav-item"><a href="#">About</a></li>
& v$ F/ O U. N+ \# S4 o) v6 @ - <li class="nav-item"><a href="#">Contact</a></li>
3 n9 w) O ~- j; w! q1 k* W1 b - <!-- Dropdown menu -->: h+ m, r1 z7 a0 v$ y3 @3 X. v
- <li class="nav-item nav-item-dropdown">
$ Q0 { |. {' }" U; v+ o) C* l! { - <a class="dropdown-trigger" href="#">Settings</a>* W" z! r8 w7 _. Z2 u) X4 T
- <ul class="dropdown-menu">
0 b- E# @" v5 |8 j: H2 r7 k2 o - <li class="dropdown-menu-item">- _ T/ y4 G( L$ x0 E0 E
- <a href="#">Dropdown Item 1</a>
5 j6 K1 P6 L& \: @3 Y( h - </li>
+ ?7 p& f$ a$ a# f: J) G/ b - <li class="dropdown-menu-item">
7 W7 \6 K3 K- I) C - <a href="#">Dropdown Item 2</a> Z6 f' a3 D$ a J
- </li>. \: _1 @" ^$ v k
- <li class="dropdown-menu-item">
" ?- r$ y! [" R/ @+ w - <a href="#">Dropdown Item 3</a>
. e/ U! c- h) m) F - </li>
7 R7 e. H3 ]. V6 s2 }8 a - </ul>6 I, P7 H& c6 ?8 Z
- </li>
! X/ T' C5 F: E' Z2 {) { - </ul>$ p8 v/ J- V( W6 B8 B
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 k0 O$ g: {" o! w( C. A - background-color: #fff;
1 G, [& }) \' @4 c9 I- j - border-radius: 4px;
+ i/ q$ N! B0 {0 k' G3 u# v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 C; \' Q, A. u
- padding: 1em;: Y2 z. E1 _7 f( L0 J( U
- border: 1px solid #eee;/ g& M4 u0 n. `/ Q
- display: block;8 i8 W5 j' h7 {
- max-width: 400px;6 q- n% V! G2 g. l* }6 U* w
- margin: 0 auto;
$ g5 E8 {5 k1 K - text-align: center;7 V# h1 [6 I% l+ d
- }% q& f/ d+ j7 b. X: p7 }! q/ d
- ul,6 l" P4 O% G. x" y% R
- li {
' a/ H: A5 g' Z - list-style: none;# @2 e$ \! P8 ~; Q" `) I
- -webkit-padding-start: 0;0 V5 G+ K/ E0 c$ X
- }) r6 f L* t9 W5 F# B. ~
- a {
$ E: Q# n. V# M# c - text-decoration: none;2 v" u+ o0 [$ {& f5 I8 A9 e% d
- color: #ED3E44;
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- .nav-item {
3 ~: n" H, _2 v - padding: 1em;
" H/ g j3 O9 j. j9 p - display: inline;
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- .nav-item-dropdown {
5 i% {* N% W. ?$ l+ w7 G [ - position: relative;
6 k0 ^1 q+ l, f. d - }
: c$ h9 w* x. l$ A& X1 C - .nav-item-dropdown:hover > .dropdown-menu {
0 c9 D5 j+ W( I. X* \5 c& s# Y - display: block;
" ?( q( O- z, l& t - opacity: 1;6 i. E' ~ t) Q8 Z( B) B
- }+ m( {, D5 U; E
- .dropdown-trigger {! s! T' F) {" V: W0 z" B
- position: relative;
7 }0 m/ m4 K' p% o$ c - }
8 i( q8 @/ N8 e$ P/ i% G - .dropdown-trigger:focus + .dropdown-menu {/ B% h) g) S' q) @) a* Z) d& e
- display: block;
d: P: O; E7 I1 W: k - opacity: 1;) |# {( f @5 T7 x5 j
- }
( I& x* u* m: z, C - .dropdown-trigger::after {6 M- ` \" g3 y
- content: "›";
4 o: H5 ^9 g' |0 B - position: absolute;
- |3 }! B* e4 Q* e: @( M- M, k% i+ v - color: #ED3E44;
0 X% j4 M" Q$ Y) k7 s- C6 b - font-size: 24px;
1 m1 M6 R1 o2 ~- Z$ W1 X - font-weight: bold;$ K# @0 s2 l4 _) g
- -webkit-transform: rotate(90deg);
! I+ n8 C3 i; ` - transform: rotate(90deg);
! I2 \! o8 K, Z, p9 ^ - top: -5px;
5 d4 _. m7 d: d# p - right: -15px;* A% V+ [' p4 c. o" J
- }' F" b( S4 Y" t8 i J S
- .dropdown-menu {8 m. t1 L2 S( x$ a* L, x; @
- background-color: #ED3E44;
$ U# k5 z% i6 \2 Y6 w$ A& R - display: inline-block;. c3 u- \; D0 E7 N5 s1 y- \ a& b
- text-align: right;5 \1 U; n+ c" M. ]7 \3 n0 ?
- position: absolute;
& M) U, W8 q& `+ C - top: 2.5rem;& g4 N) ]- T* v" W
- right: -10px;- Z# |1 M: ]4 n/ l9 p- P
- display: none;3 ]- J* z3 ^6 W% s1 M
- opacity: 0;. K" m9 x$ B6 }
- -webkit-transition: opacity 0.5s ease;; F1 w, s5 A9 D3 B z. S
- transition: opacity 0.5s ease;
8 Q" X# [4 I5 F# A' W - width: 160px;$ j3 ]' \: U9 [' r
- }; w8 L% i* L8 Z- A3 J6 z
- .dropdown-menu a {
$ x6 d5 d: T' v% @ - color: #fff;
/ {3 c* L9 i/ Q - }
Y# d" P5 L1 P/ S& J1 E0 n - .dropdown-menu-item {
3 e( F# y% N+ z( S. V0 \$ d - cursor: pointer;% x. q' i' `" ]9 S4 m+ m$ [6 B2 }
- padding: 1em;# d+ U+ Q" m( P: d$ {7 N8 {6 l7 }; w
- text-align: center;6 p0 o7 \4 P3 b5 o' X. p+ t
- }
% t: r7 t9 x- W1 e" e - .dropdown-menu-item:hover {9 o( V; S2 A" g( Q/ X4 h$ I
- background-color: #eb272d;
/ I# n8 i2 }5 e; c# @0 ^: v3 d - }
复制代码
: |- z4 n! t6 M可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 m* |4 D' L/ F6 l. R - <!-- Checkbox toggle --> Z/ F8 W) G8 }# j3 [9 l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 u) C |- M1 M+ x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! f$ {5 e$ a$ }$ o2 V+ i& Q
- <!-- Content to toggle from www.mfbuluo.com-->
% `2 [; C7 h9 R( d4 P - <div role="toggle" class="toggle-content">
4 B b1 T3 p( P$ x; H8 J; F( B - BA-NA-NA-NA!/ ^2 z' K j% Z6 l
- </div># E5 Y' k. k& P! l4 d. X
- </div>
复制代码CSS代码内容如下: - .toggle {
; y- B1 _9 C* y3 e/ G - margin: 0 auto; T2 t8 T/ r% P4 D, l
- max-width: 400px;
- Y8 ]2 y4 |$ @, d" b - }/ t% U# ~, \; b$ [6 `. d8 ]
- .toggle-label { A" f" F9 d4 b" }# N8 D" ]5 P
- font-size: 16px;
# X$ _* P- x' V$ l" `& h. V! k - background: #fff;
5 v9 l8 ?9 p. [0 q( i, A/ S - padding: 1em;* G+ Y6 [) K4 V+ |5 U
- cursor: pointer;9 f! R' {$ Y. A$ C3 U( k
- display: block;
+ ?6 |$ B+ J$ d4 _/ \% O - margin: 0 auto 1em;5 `$ e% a" n# x. ?/ ^1 H' U$ z+ O/ }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( p3 \4 L |% y. H - border-radius: 4px;7 G3 c& X( L8 Y
- }+ K8 K5 }0 I8 ~$ }. h3 [
- .toggle-label:after {
5 d& x2 a' ^& ] T/ P4 k& D - color: #ED3E44;- Y$ I8 v; \3 [7 g7 Q+ e" \( O4 Z
- content: "+";
8 n1 Y/ k$ M8 ?7 s* } - float: right;
& Z# m0 n- O( \( ~% ?$ ]* u - font-weight: bold;
" y* G6 \2 y7 [ - }
8 ? H' {4 P2 X3 L0 K5 v" U+ y1 M - .toggle-content {
* Y, J3 l5 Y9 v+ O, ?* a - color: #B0B3C2;4 e: M* Z( e; y- Z
- font-family: monospace;
3 [0 M! s* T" e5 K9 p# P) { - font-size: 16px;
* m3 D# {' T7 K' S5 O* m - margin-bottom: 1.5em;
) i# t9 M8 [$ `2 O6 y) T# f0 [ - padding: 1em;
+ |4 C- G5 q Y2 ]- p' t - }
: }# q; E' A$ p8 U' y8 Y$ T - .toggle-input {3 `4 m& S/ a, O# ^) |6 S8 ~; _
- display: none;- A2 a: O: R$ t i* k( [7 a d
- }
3 d. e. L2 L+ d8 V! a - .toggle-input:not(checked) ~ .toggle-content {
% i7 Y. \; R5 z: g' J: ` - display: none;, X% x- l) ~7 J3 n" | I0 F9 Y
- }
3 [6 b, ]! j6 P - .toggle-input:checked ~ .toggle-content {
6 F/ {* J) {: G' L( ~8 E$ _ - display: block;
! A# @; v* h) s8 X - }
5 B L0 ~( X5 ~, c" p, u - .toggle-input:checked ~ .toggle-label:after {
9 \6 L5 J h; l - content: "-";+ {+ K) ?) O% V
- }
复制代码 + m, V% B( F* w+ ]: W; J1 @
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